Benchtop density meter:
DMA
- Speed: 4-digit measurement in 20 seconds, data export in 15 seconds, 1.5-minute boot time
- Technology: New algorithm, most-reliable filling control, crystal-clear 10.1” touch display
- Usability: New user interface built on the experience of 10,000 customers
upon request
Five decades innovating. Five decades refining. Five decades making market-leading digital density meters. Now taking density measurement to the next level – The Next-Level Density Meter. 16x more data storage (10,000 measurements), 2x faster Next-Level CPU, 20 seconds to 4-digit results, up to 6-digit accuracy, top compliance, 360° care. The world’s fastest, most intelligent digital density meter. No matter how challenging the samples, Anton Paar’s Next-Level Density Meter delivers.
Benefits
Technologically groundbreaking, even faster, even more powerful, even more accurate, 360° care. These Next-Level digital density meters for liquids, with premium new software and hardware, have a 2x quicker CPU, an 8x quicker operating system, and deliver 4-digit results in ultra-fast mode in ~20 seconds. They connect with Anton Paar’s sophisticated AP Connect lab software, have market-leading filling control, and comply with all major industry standards.

- Proven U-tube technology with the Pulsed Excitation Method for automated viscosity corrections and up to 6-digit accuracy
- New measurement mode delivers accurate results in 20 seconds
- FillingCheck™ for improved filling detection
Challenge
You want highly efficient, supremely accurate sample measurement with automatic cleaning, tempering, and sample recovery. You also want to avoid manual operation, filling issues, and long-term measurement drifts due to environment changes.
Solution
The Anton Paar density meter offers best-in-class U-tube technology with the Pulsed Excitation Method. Intelligent, freshly designed measurement modes predict density results with zero compromise on accuracy. Results are viscosity corrected and reviewed via FillingCheck™.
Benefit
Measure fast and accurately. Relevant incidents are documented as a matter of course.

- Crystal-clear camera image
- Monitored filling and cleaning
- Documentation with high-resolution pictures
Challenge
You find viscous samples tricky to fill with a syringe, because bubbles occur easily. Is there a better way?
Solution
The 1280 x 800 px resolution camera (3x more than its predecessor), with zoomable U-View™, accurate FillingCheck™, backlight adaptation, and camera frame repositioning, provides crystal-clear real-time view of samples.
Benefit
Obtain 100 % correct results with the first measurement due to detailed visual checks during filling and cleaning.

- New display
- 1.67 million colors, 1280 x 800 px resolution
- 10 % energy saving in sleep mode
Challenge
You want a density meter designed to be used in your work environment.
Solution
The 10.1" display boasts 64x more colors ( 3x more resolution than its predecessor) and saves 10 % of its energy in sleep mode. It has unmatched sensitivity and robustness at the same time. Operation is simple, with customizable views and reports.
Operation is glove-friendly – even when wet.
Benefit
Working on the high-end, glove-friendly display is a pleasure. It’s like looking through an open window. You can identify out-of-spec samples and react immediately.

- Store 10,000 measurements
- Export data in 15 seconds
- All your lab data is just a click away with AP Connect
Challenge
Transferring data across your IT network and into your data management system is inconvenient and time-consuming.
Solution
DMA 4101/4501/5001 operate across numerous data interfaces (e.g., network file-share), permitting storage of 10,000 measurements on instrument level with user-defined output reports. Data export is 6x faster than with its predecessor. Combined with Anton Paar's new lab execution software, AP Connect, it sets the basis for your future paperless lab.
Benefit
Perform data management with featured manual and automatic export functions, and enjoy the benefits of connectivity with a single data platform. Simplify your data management with and without a network connection. All your instrument data is just a click away.

- 6+ additional parameters, 6+ different sample changers
- Save time with our parallel measurement approach
- Enable pressurized CO₂ and O₂ measurement
Challenge
You want to measure multiple parameters in one go to save time, and you want to measure the same sample under the same conditions.
Solution
The new, high-performance density meters offer an array of options for multiparameter analysis (6+ additional parameters, 6+ different sample changers).
Benefit
Benefit from high throughput featuring parallel module measurement options so that you can get more done.

- The fastest digital density meter on the market
- Results in less than 1 minute
- Test many samples quickly and obtain 100 % comparable results
Challenge
You want to measure multiple samples across various conditions. You want to keep throughput high without losing measurement performance or documentation.
Solution
Our density meter models have an ultra-fast measurement mode along with a multi-measurement and temperature scan mode.
Benefit
Push down your lab’s time-to-result with fast sample measurement (<20 seconds), high sample throughput, and efficient sample characterization and documentation.

- Software streamlined with feedback from 10,000 customers
- Quick software updates
- 30+ guided user workflows, 200+ integrated conversion tables, 5 industry-specific profiles
Challenge
You want density instrument software that’s easy to use and can be customized to fit your processes.
Solution
The new density meters’ refined software is streamlined with feedback from 10,000 customers. Updates are quick, sample throughput is quick, industry-profile customization is quick (30+ user workflows, 200+ integrated conversion tables, 5 industry-specific profiles), sample diagnostics with the new automatic algorithm-driven FillingCheck™ are quick, allowing for time-saving and quick single measurements. It's all quick.
Benefit
Enjoy the intuitive, time-saving measurement process only Anton Paar’s advanced, high-performing, quick-updating software can deliver.

- 8x faster operating system
- 2x faster CPU
- 3x shorter boot time
Challenge
You need fast hardware that’s built to last.
Solution
The hardware is high-performing. The operating system is 8x faster than its predecessor, the CPU is 2x faster, and there's a 3x shorter boot time.
Benefit
Enjoy a hardware unit that can handle a 4-digit result in 20 seconds, so you can focus on pushing your science and quality checks forward.

- Maximized throughput
- Wide range of automation options
- Minimum contact when filling dangerous substances
Challenge
You're looking for highly efficient sample measurement with automatic temperature control, measurement, and cleaning cycles. You want to avoid filling issues related to manual operation.
Solution
Our density meters fully support a wide range of automation options and deliver results 100 % independent of the operator.
Benefit
Attain super-high sample throughput while maintaining absolute quality control with the Xsample sample changers.

- 100 % correctly filled samples – no need to repeat measurements
- Excellent results every time
- Pass/fail decisions right away
Challenge
You want to detect invisible contamination or micro-bubbles in the sample.
Solution
The density meters deliver an automatic, fast, and accurate FillingCheck™ in real time.
Benefit
Sit back and enjoy PEM-based, operator-free sample-filling diagnostics within seconds, including identification of invisible micro-bubbles.

- Concentration values shown immediately – 200+ conversion tables
- Automated calculation = no human error
- Saves you up to 10 minutes per measurement
Challenge
You need methods and scales for known standard materials available inside the density measurement instrument. You need to create custom conversions.
Solution
The density meters come with a broad range of predefined quantities and scales (200+ conversion tables).
Benefit
Avoid time-consuming manual calculations and human errors. Enjoy the easier data management that integrated conversion brings.

- 100 % compliant with ASTM D4052 & ISO 12185
- In accordance with API table 53 B or D (ASTM D1250)
- Zero errors converting to reference temperature
Challenge
You need to fulfill petroleum industry standards and legislation requirements.
Solution
The density meters deliver accuracy and sample diagnostics according to industry-wide standards.
Benefit
Rest assured that you're in full compliance with ASTM D4052 & ISO 12185.

- Fully traceable to USP <841> and other Pharmacopeia
- Compliant with 21 CFR part 11
- Qualification for PQP
Challenge
You need to adhere to rigorous pharma industry standards and data integrity regulations.
Solution
The density meters are fully traceable to USP <841> standards and other Pharmacopeia. They’re also compliant with 21 CFR Part 11 on data integrity and align with PQP qualification requirements.
Benefit
Know that you're in full compliance with all relevant Pharmacopeia (US, EU, JP, CN) and other pharma industry-related standards and regulations.

- Compliant with 21 CFR part 11
- Audit trail logs all instrument activities, automatic export function
- Traceable documentation of results and final release signature – readiness for audits and complaints
Challenge
You require total consistency during measurement procedures and documentation. You have to be ready for – and pass – internal and external audits.
Solution
The reliable density meters lay a meticulous audit trail, with signing of measurement results (user management) in full GMP/GLP and 21 CFR Part 11 compliance.
Benefit
Satisfy data integrity and traceability standards (e.g., 21 CFR Part 11, GMP 4 Annex 11&15, ALCOA+).

- Prevents reclamations or complaints
- Internationally acknowledged results
- 100 % certified use
Challenge
You require a measurement certificate from an accredited measurement lab.
Solution
We provide in-house ISO/IEC 17025 calibration by our accredited lab in a one-stop-shop approach.
Benefit
Obtain an ISO/IEC 17025-calibrated density meter directly from the supplier.

- Easy validation of measurement results
- Correct references right from the outset
- No extra effort for procurement
Challenge
You need certified reference materials to calibrate and adjust the density measurement device in order to safeguard measuring accuracy in the long term. Who can supply them?
Solution
Select a standard from our portfolio suiting your application and density range. Have the calibration work done by one of our trained service technicians or select the DIY approach.
Benefit
With our density standards, the measuring quality of your high-performance instrument will always be as high as on the very first day. It's a one-stop shop.

- Decades of experience
- Market-leading density measurement
- Refined application processes deliver premium quality
Challenge
You don't want just any density meter. You want a density meter manufactured with application know-how accumulated over decades. And you want the promise of quality associated with such an experience.
Solution
Anton Paar’s digital density meter is an expression of quality and reliability refined over decades of industry-leading experience.
Benefit
Let Anton Paar’s team of experts help make sure you’re getting the data you need for your business.

- 98 % of all critical mechanical parts manufactured in-house
- Rigorous quality control
- Rapid roll-out of parts in case of service
Challenge
You want the seal of excellence that in-house manufacturing brings and the peace of mind that comes from knowing critical components are top-notch.
Solution
98 % of critical parts are manufactured in-house.
Benefit
Rest assured that the critical components you need come quickly with minimal downtime and with the ultimate in-house quality guarantee. And in the unlikely event you need parts replaced, Anton Paar can help get them to you quickly.

- Warranty valid for three years
- Repair coverage
- No unforeseen costs
Challenge
You want three years of benchtop density meter certainty, no unforeseen costs, and repair coverage. You want to focus on results.
Solution
The density meters come with a three-year warranty and repair coverage.
Benefit
Focus on your measurement results and have the reassurance of a warranty for three years.

- Service, support, and calibration by experts trained and certified directly at Anton Paar
- Inquiry response within 24 hours
- Service networks spanning 86 locations, 350 certified service engineers.
Challenge
You want us with you all the way. From purchase through use. You want a reliable attentive service and support framework.
Solution
Service and support carry the Anton Paar seal of quality, attentiveness and expertise.
Benefit
Benefit from Anton Paar’s certified support, in your language, at one of 86 service points worldwide. Know that we're here for you, all the way.

- All consumables
- 24/7 availability
- Easy to navigate
Challenge
When you need consumables, you want to be able to order them online, any time.
Solution
Consumables can be ordered 24/7 through our easy-to-use webshop.
Benefit
Replenishment is just a click away.
Technical specifications
DMA 4101 | DMA 4501 | DMA 5001 | |
Measuring range | |||
Density | 0 g/cm³ to 3 g/cm³ | ||
Temperature | 0 °C to 100 °C (32 °F to 212 °F) | ||
Pressure | up to 10 bar (145 psi) absolute pressure | ||
Accuracy | |||
Density | 0.0001 g/cm³ | 0.00005 g/cm³ (full range) 0.00001 g/cm³ (0 g/cm³ to 1 g/cm³, 15 °C to 20 °C) | 0.000005 g/cm³ |
Temperature | 0.03 °C (0.05 °F) | 0.02 °C (0.04 °F) (full range) 0.01 °C (0.02 °F) (15 °C to 20 °C) | 0.01 °C (0.02 °F) |
Repeatability | |||
Density | 0.00001 g/cm³ | 0.000005 g/cm³ | 0.000001 g/cm³ |
Temperature | 0.02 °C (0.04 °F) | 0.01 °C (0.02 °F) | 0.001 °C (0.002 °F) |
Reproducibility | |||
Density | 0.00005 g/cm³ | 0.00002 g/cm³ | 0.000005 g/cm³ |
Digital resolution | |||
Density | 0.0001 g/cm³ | 0.00001 g/cm³ | 0.000001 g/cm³ |
Features | |||
Power features | U-View™, FillingCheck™, ThermoBalance™, full-range viscosity correction | ||
Special functions | QM compliance, temperature scan, built-in ambient pressure sensor, condition monitoring Adjustment at high viscosity (only DMA 5001 ) | ||
Automation | Automatic sample changers | ||
Modularity | pH, alcohol, CO2, O2, color | ||
Optional accessories | Aerosol Adapter, Heating Attachment | ||
Technical data | |||
Typical measuring time/sample | 20 s | 30 s | 40 s |
Minimum sample volume | approx. 1 mL | ||
Wetted materials | PTFE, borosilicate glass | ||
Dimensions (L x W x H) | 526 mm x 347 mm x 230 mm (20.7 in x 13.7 in x 9 in) | ||
Weight | 22.04 kg (48.6 lbs) | ||
Power supply | AC 100 to 240 V, 50/60 Hz, fluctuation ±10 %, 190 VA | ||
Display | 10.1" TFT WXGA (1280 x 800 px); PCAP touchscreen | ||
Controls | Touchscreen, optional keyboard, mouse, and bar code reader | ||
Communication interfaces | 5 x USB, Ethernet, CAN, RS232 | ||
Internal storage | More than 10,000 measuring values with camera images |
Standards
2020 Chinese Pharmacopoeia
ABNT
AOAC
ASBC
ASTM
CPTC
DIN
EBC
European Union
GB
HG
HM Revenue & Customs
IP
ISO
JIS
JJF
OIML
OIV
Pharmacopoeia Europe (Ph. Eur.)
QB
RANP
SH
TTB
U.S. Pharmacopoeia (USP)
Anton Paar Certified Service
- More than 350 manufacturer-certified technical experts worldwide
- Qualified support in your local language
- Protection for your investment throughout its lifecycle
- 3-year warranty
Documents
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Alcohol Measurement Using Anton Paar Density Meters Application Reports
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Compensate your density results Application Reports
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Density Measurement of Infusion Solutions in Hospital Pharmacies Application Reports
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Density measurement gets the battery industry going Application Reports
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Density measurement of biodiesel Application Reports
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Density measurement of cleaning agents and disinfectants Application Reports
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Density measurement of gases with DMA 4101/4501/5001 Application Reports
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Density measurement of lithium-containing electrolytes Application Reports
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Determining filling volumes based on density measurement Application Reports
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From Measuring Result to Concentration - Using and Creating Quantities Application Reports
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Measurement of sodium hydroxide (NaOH) solutions Application Reports
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Ocean currents made visible by density measurement Application Reports
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Petroleum | Safe and efficient fuel handling at tank terminals Application Reports
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Trust is good, traceability is better Application Reports
Consumables, Accessories, Software & Standards
Consumables, Accessories, Software & Standards
Accessories & Software
Accessories & Software
To find out if you can purchase online from your location, check the online availability below.
If you do not find the item you require, please contact your Anton Paar sales representative.

Hose 2x4 Silicone
DMA 4101 | 4501 | 5001

Isoversinic Tubing I.D.=3 O.D.=5
DMA 4101 | 4501 | 5001

Bottle for rinsing liquid 1000mL
DMA 4101 | 4501

Gender Changer DB9F/DB9F
DMA 4101 | 4501 | 5001

Hose 300x3x2 PTFE "AA"
DMA 4101 | 4501 | 5001

SYRINGE HOLDER 5ML
DMA 4101 | 4501 | 5001

Silicone Tubing I.D.=3 O.D.=5
DMA 4101 | 4501 | 5001

Isoversinic Tubing I.D.=2 O.D.=4
DMA 4101 | 4501 | 5001

PRINTER CONNECTION CABLE
DMA 4101 | 4501 | 5001

Female Luer to 1/4-28 Male Adapter
DMA 4101 | 4501 | 5001

ADAPTER UNF 1/4"-LUER MALE
DMA 4101 | 4501 | 5001

SYRINGES 2 ml LUER (1000 PCS)
DMA 4101 | 4501 | 5001

INJECTION ADAPTER UNF 1/4" BLACK
DMA 4101 | 4501 | 5001

INJECTION ADAPTER LUER BLACK
DMA 4101 | 4501 | 5001

INJECTION ADAPTER FITTING BLACK
DMA 4101 | 4501 | 5001

DENSITY STANDARD "TRIMETHYLPENTA" 10ML
DMA 4101 | 4501 | 5001

Syringes 5 ml Luer (100 pcs.)
DMA 4101 | 4501 | 5001

MALE LUER PLUG PTFE
DMA 4101 | 4501 | 5001

ADAPTER LUER CONE
DMA 4101 | 4501 | 5001

SYRINGE 2ml LUER (1 PCS)
DMA 4101 | 4501 | 5001

PRINTER PAPER 57x30 STANDARD
DMA 4101 | 4501 | 5001

Versilic Silicone Tubing I.D.=4 O.D.=6
DMA 4101 | 4501 | 5001

SYRINGES 2 ml LUER (10 PCS)
DMA 4101 | 4501 | 5001

PRINTER PAPER FOR EPSON TM-U220
DMA 4101 | 4501 | 5001

RIBBON FOR EPSON PRINTER TM-U220
DMA 4101 | 4501 | 5001

Density std Ethanol/Water (~41% ABV)
DMA 4101 | 4501 | 5001

Density standard Ethanol/Water (9% ABV)
DMA 4101 | 4501 | 5001

DENSITY STANDARD "CAESIUM CHLORIDE" 10ML
DMA 4101 | 4501 | 5001

Density Standard Coastal Seawater
DMA 4101 | 4501 | 5001

DENSITY STANDARD "OCEAN SEAWATER"
DMA 4101 | 4501 | 5001

COLORSTANDARD CA.50EBC 5X50ML
DMA 4101 | 4501 | 5001

Hose clamp DMIN 5.8 DMAX 6.5
DMA 4101 | 4501 | 5001

Syringe 5 mL Luer-Lock two-part
DMA 4101 | 4501 | 5001

Syringe 10 mL Luer-Lock two-part
DMA 4101 | 4501 | 5001

INJECTION ADAPTER WITH LUER LOCK BLACK
DMA 4101 | 4501 | 5001

INTERFACE CABLE DMA™ - PC
DMA 4101 | 4501 | 5001

ISO 17034-certified reference material:
Density standards
DMA 4101 | 4501 | 5001
- Market-leading uncertainty of 0.015 kg/m³ (ISO 17034)
- Application-specific density standards, available via webshop
- Online certificate with lifetime reference values guarantee
- Conformity with ISO requirements ISO 17025 and even ISO 17034
- Safety glass ampoule for zero contamination

DRYING CARTRIDGE
DMA 4101 | 4501 | 5001

KEYBOARD USA USB
DMA 4101 | 4501 | 5001

KEYBOARD GERMAN USB
DMA 4101 | 4501 | 5001

PROTECTING COVER FOR KEYBOARD
DMA 4101 | 4501 | 5001

AEROSOLADAPTER
DMA 4101 | 4501 | 5001

Printer EPSON TM-U220D or B for DMA
DMA 4101 | 4501 | 5001

Heating attachment DMA™ M
DMA 4101 | 4501 | 5001

Sample changer:
Xsample 520
DMA 4101 | 4501 | 5001
- The multi-sample changer that provides first-class filling at a snap
- Handles up to 96 samples in one magazine
- Ideal for beer, wine, soft drinks, syrups, and other aqueous samples which can be replaced without intermediate cleaning
- Multiple fillings from the same vial if required

Sample changer:
Xsample 330
DMA 4101 | 4501 | 5001
- The single sample changer for a wide range of samples
- Prevents sample carry-over with automatic rinsing and drying after each sample
- Highly resistant wetted parts for handling aggressive samples

Sample changer:
Xsample 320
DMA 4101 | 4501 | 5001
- The single sample changer for easy operation
- Multiple fillings from the same vial if required
- Highly resistant wetted parts for handling of aggressive samples
- Quick replacement of the sample without intermediate cleaning

Heated sample changer:
Xsample 630
DMA 4101 | 4501 | 5001
- The multi-sample changer with no limits for high viscosities
- Handles up to 56 samples with heated (up to 95 °C / 200 °F) and non-heated samples at the same time
- Automated cleaning and drying
- Safe electrical heating, no water bath required

Sample changer:
Xsample 340
DMA 4101 | 4501 | 5001
- The single sample changer for different syringe sizes
- The robust solution for reliable and repeatable results
- Prevents sample carry-over with automatic rinsing and drying after each sample
- Highly resistant wetted parts for handling aggressive samples

Sample changer:
Xsample 530
DMA 4101 | 4501 | 5001
- The multi-sample changer with the highest cleaning performance
- Handles up to 71 samples with optional sample recovery
- Automated cleaning and drying with up to three solvents
- Customized magazines available for your own vials
- Measurement of volatile samples

Lab execution software:
AP Connect Start
DMA 4101 | 4501 | 5001
- Now: 100 % discount at checkout!
- Kickstart your paperless lab
- Featuring key benefits of the Standard edition
- Restricted to one instrument, single user access, one export rule

Lab execution software:
AP Connect Standard (subscription license)
DMA 4101 | 4501 | 5001
- Annual fee per instrument
- Time-saving processes: automatic, digital data transfer
- Top data quality: elimination of transcription errors
- Fast decisions: data at your fingertips

Lab execution software:
AP Connect Standard (one-time license fee)
DMA 4101 | 4501 | 5001
- One-time fee per instrument
- Time-saving processes: automatic, digital data transfer
- Top data quality: elimination of transcription errors
- Fast decisions: data at your fingertips

Lab execution software:
AP Connect Pharma (subscription license)
DMA 4101 | 4501 | 5001
- Annual fee per instrument
- Time-saving processes: automatic, digital data transfer
- Top data quality: elimination of transcription errors
- Fast decisions: data at your fingertips

Lab execution software:
AP Connect Pharma (one-time license fee)
DMA 4101 | 4501 | 5001
- One-time fee per instrument
- Time-saving processes: automatic, digital data transfer
- Top data quality: elimination of transcription errors
- Fast decisions: data at your fingertips

Density Standard Dodecane 1x10ml
DMA 4101 | 4501 | 5001
- Density standard with low density (750 kg/m³)
- Organic liquid
- Measuring uncertainty: 0.015 kg/m³
- Specified temperature range: 15 °C – 50 °C
- Durability: 18 months
- Volume: 10 mL
- ISO 17034-certified reference material
- Complies with ISO 17025 and ISO 17034 requirements

Density Standard Sodium Bromide 1x10ml
DMA 4101 | 4501 | 5001
- Density standard with high density (1250 kg/m3)
- Aqueous liquid
- Measuring uncertainty: 0.03 kg/m³
- Specified temperature range: 15 °C – 25 °C
- Durability: 18 months
- Volume: 10 mL
- ISO 17034-certified reference material
- Complies with ISO 17025 and ISO 17034 requirements

Density Stand. Glucose/Water 10% 1x10ml
DMA 4101 | 4501 | 5001
- Density standard with medium density (1040 kg/m3)
- Aqueous liquid
- Measuring uncertainty: 0.02 kg/m³
- Specified temperature range: 15 °C – 25 °C
- Durability: 18 months
- Volume: 10 mL
- ISO 17034-certified reference material
- Complies with ISO 17025 and ISO 17034 requirements

Density Standard Water 1x10ml
DMA 4101 | 4501 | 5001
- Density standard with medium density (998 kg/m3)
- Aqueous liquid
- Suitable for density adjustments
- Measuring uncertainty: 0.015 kg/m³
- Specified temperature range: 15 °C – 35 °C
- Durability: 18 months
- Volume: 10 mL
- ISO 17034-certified reference material
- Complies with ISO 17025 and ISO 17034 requirements

Density Standard Oil 30 cSt @40°C 1x10ml
DMA 4101 | 4501 | 5001
- Density standard with low density (830 kg/m3)
- Organic liquid
- Viscous liquid
- Measuring uncertainty: 0.015 kg/m³
- Specified temperature range: 15 °C – 50 °C
- Durability: 18 months
- Volume: 10 mL
- ISO 17034-certified reference material
- Complies with ISO 17025 and ISO 17034 requirements