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TS4020 Liquid Spectrophotometer

Professional Liquid Spectrophotometer Instrument

3nh liquid spectrophotometer is a professional instrument designed for analyzing liquid samples' optical properties. It accurately measures parameters like absorbance, transmittance, and color values across a broad wavelength range, based on the Lambert-Beer law.


Key Highlights

  • User-friendly Operation

  • Multiple Measurement Modes

  • Inter - instrument Error Control (ΔE * AB≤0.2)

  • Chromaticity value: within ΔE*ab 0.01

  • Reliable data support for quality control and research

  • Application in chemical analysis, pharmaceutical testing, food safety, and environmental monitoring

TS4020 Liquid Spectrophotometer Instructions Operating Manual TS4020 Liquid Spectrophotometer PDF
This TS4020 Instrument are Certified with
certify
1 Years Warranty (Additional support period of 3 years)

This practical benchtop liquid spectrophotometer with sleek design by 3nh offers precise and reliable measurements: with the proven spectrophotometry principle, the TS4020 provides color measurement and quality control of pharmaceutical products, chemicals, and petrochemicals.


3nh TS4020 liquid spectrophotometer for color measurement



The TS4020 liquid spectrophotometer is a high-precision color analysis tool designed specifically for liquid chromaticity measurement using innovative core technology by 3nh. Adopting a D/0 optical structure, equipped with a full band LED light source and high-performance testing system, it provides a variety of chromaticity indicators, including transmittance, chromaticity, color difference, platinum cobalt index, Gardner, Saybolt index, petroleum color code, pharmacopoeia chromaticity, etc. It supports micro transmission measurement and has fast measurement speed. Widely used for chromaticity measurement needs in fields such as chemical industry, food and beverage, petrochemical industry, pharmaceutical industry, etc.


 

Instrument Features of TS4020 Liquid spectrophotometer:

Rich chromaticity indicators

In addition to commonly used color indicators, we can also provide color indicators such as transmittance, petroleum color code (ASTM D1500), platinum cobalt index, Gardner index, Saybolt index, pharmacopoeia (Chinese Pharmacopoeia, European Pharmacopoeia, United States Pharmacopoeia), EBC (beer color), ICUMSA Color (sugar color), etc., to meet the diverse industry needs.


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Support micro transmission measurement

By adopting more precise optical design, the transmission direction of light can be accurately controlled, and the minimum liquid addition can be reduced to 1ml, achieving micro transmission measurement.

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Multivariate light source simulation


Built in a series of standard light sources recognized by the International Commission on Illumination to ensure accurate color measurement of your product under different light sources.

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Excellent repeatability and inter errors

The repeatability spectral transmittance is within 0.05%, the chromaticity value is within 0.01, and the inter errors is within 0.2, ensuring high consistency of measurement results between multiple devices and providing quality control support for large-scale production.

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D/0 Geometric Optical Structure


D/0 geometric optical structure can provide more comprehensive chromatic analysis, ensuring that your product meets quality standards: ASTM D1003/1044, CIE No.15, GB/T 3978,GB 2893,GB/T 18833,ASTM E308, DIN5033 Teil7





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High performance dual array sensors


Equipped with high-performance silicon photodiode dual 40 array sensors, it can ensure measurement speed and accuracy, and improve work efficiency.




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Combination full spectrum LED light source

The use of a combined full spectrum LED light source as the illumination source covers the wavelength range of 360-780nm, ensuring high stability of the test.

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Powerful display and interaction capabilities

Equipped with a 7-inch true color capacitive touch screen and large screen navigation operation, it can display various chromaticity indicators such as spectra, color difference values/graphs, color simulation, and color offset, and achieve fast and accurate color analysis and judgment.

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PC quality management software

Provide powerful analysis software, suitable for quality management in various industries, generate test reports based on user test results, and facilitate customer customization and management work.

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Talk to a Color Solution Specialist



Specifications of TS4020 Liquid spectrophotometer:


ModelTS4020 Liquid spectrophotometer
IlluminationTransmission: D/0 (diffuse illumination, 0° Viewing); Approximately CIE15 stipulates 0/0 (parallel light illumination/0 degree reception); Comply with standards: ASTM D1003/1044, CIE No.15, GB/T 3978, GB 2893, GB/T 18833, ASTM E308, DIN5033 Teil7
CharacteristicThe national standard pharmacopoeia color measurement, glass processing, plastic processing, film, display screen processing, packaging industry, liquid medicine analysis and other industries are widely used in color analysis and transmittance testing, supporting trace transmittance measurement.
Integrating sphere sizeΦ 40 mm
Light sourceCombined full spectrum LED light source
Spectral methodPlat grating spectrometer
SensorSilicon photodiode array (dual row 40 groups)
Wavelength range360 ~780 nm
Wavelength interval10nm
Half bandwidth5nm
Transmittance range0~200%
Measuring apertureTransmission: Φ 10 mm
Color SpaceCIE LAB, XYZ, Yxy, LCh, CIE LUV, Musell, s-RGB, HunterLab, βxy, DIN Lab99 ,CMYK ( the above parts are realized by the host computer)
Color difference formulaΔE*ab,ΔE*uv,ΔE*94,ΔE*cmc(2:1),ΔE*cmc(1:1),ΔE*00, DINΔE99,ΔE(Hunter),ΔE*CH
Other color indexesTransmittance T, WI (ASTM E313, CIE/ISO, AATCC, Hunter, Taube, Berger, Stensby), YI (ASTM D1925, ASTM E313), TI (ASTM E313, CIE/ISO), Metamerism index Mt, Staining Fastness,Color fastness,absorbance, APHA / Hazen / Pt-Co (Platinum-Cobalt Index), Gardner Index, Iron-Cobalt Index, Saybolt (Saybolt Index), ASTM D1500 color scale, Pharmacopoeia (Chinese Pharmacopoeia, European Pharmacopoeia, United States Pharmacopoeia), EBC (beer color), ICUMSA Color (sugar color)
Observer Angle2°/10°
IlluminantD65,A,C,D50,D55,D75,F1,F2,F3,F4,F5,F6,F7,F8,F9,F10,F11,F12,CWF,DLF,TL83,TL84,TPL5,U30,B,U35,NBF,ID50,ID65,LED-B1,LED-B2,LED-B3,LED-B4,LED-B5,LED-BH1,LED-RGB1,LED-V1,LED-V2,LED-C2,LED-C3,LED-C5 (a total of 41 light sources, the above part is realized by the host computer)
Displayed DataSpectrum/values, sample chromaticity value, color difference value/graph, chromaticity diagram, color simulation, pass/fail results, color offset
Measuring timeFast mode: about 0.8s
RepeatabilitySpectral transmittance: standard deviation within 0.05% ( 400 ~ 700nm : within 0.04%); Chromaticity value: within ΔE*ab 0.01 (after preheating correction, measured at intervals of 5S);
Inter-instrument ErrorΔE*ab within 0.2 (average value of 5 standard transmission color plates measured by the original manufacturer)
SizeLength x width x height = 370 x 300 x 200 mm
WeightAbout 9.6kg
Power supply modePowered by DC 24V/3A power adapter
Illuminant Life SpanMore than 3 million measurements in 5 years
DisplayTFT true color 7-inch, capacitive touch screen
InterfaceUSB, print serial port , Bluetooth
Data Storage1000 Standards, 10000 test samples
Audit trailSupport
Special FeaturesIntelligent zero calibration
LanguageSimplified Chinese, Traditional Chinese, English
Operating temperature range0~40°C (32~104°F)
Storage temperature range-20~50°C (-4~122°F)
Standard accessoriesPower adapter, manual, quality management software (download from official website), data cable, transmission blackboard, transmission test fixture assembly, 10mm cuvette, 50mm cuvette, micropore (4mm) transmission test fixture assembly
Optional accessoriesMicro printer, 30mm cuvette, 100mm cuvette
Note:The technical parameters are for reference only, please refer to the actual products sold.



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FAQs About TS4020 Benchtop Spectrophotometers

Yes, we can offer Spectrodensitometer quality certification issued by our lab free of charge, or issued by third-party international inspection Organizations with extra charge, please contact us for confirmation.

For professional paint matching (decorative, automotive, industrial, metallic/pearlescent), these are the top-performing spectrophotometers from 3nh — optimized for formulation, batch consistency, metamerism control, and field/shop matching:


1. 3nh YS6060 Premium Benchtop (Best Lab & Formulation)

  • d/8° sphere, SCI/SCE, UV control (360–780nm)

  • ΔE*ab ≤ 0.015, IIA ≤ 0.2 — ultra-precise for R&D

  • Multi-apertures (Φ4/8/15/25.4mm)

  • Transmission + reflection modes

  • Best for: Paint lab formulation, fluorescent pigments, color standardization

2. 3nh TS7700 Portable (Best On-Site / Production)

  • d/8° (SCI/SCE), ΔE*ab ≤ 0.02

  • Large Φ20mm aperture — averages texture/sheen

  • Fast, handheld, rugged

  • Best for: Paint store counters, job-site matching, production QC

3. 3nh MS3008 Multi-Angle (Metallic / Pearlescent Paints)

  • 8-angle measurement (15°/25°/45°/75°/110° + others)Threenh

  • For flip-flop, sparkle, pearlescent, metallic coatings

  • High stability for special-effect finishes

  • Best for: Automotive paint, powder coatings, metallic pigments, High-end industrial coatings, automotive OEM

4. 3nh YS3010 / YS3060 (Mid-Range Portable)

  • d/8°, SCI/SCE, UV adjustable

  • Interchangeable apertures (Φ4/8mm)

  • Bluetooth + USB

  • Best for: General paint store matching, routine QC

Short Best Recommendations

  • Lab formulation / R&D: 3nh YS6060

  • Portable on-site / paint store: 3nh TS7700

  • Metallic / pearlescent paint: 3nh MS3008

  • Entry-level portable: 3nh YS3010


All deliver stable spectral data, minimal metamerism, and perfect batch-to-batch consistency — critical for paint matching.


Colorimeters is a color measurement device that are used to capture, communicate, and evaluate color. Colorimeters are more affordable, portable, and easier to use, making them a suitable choice for basic color measurement applications, ideal for quick and routine tests.

spectrophotometers offer higher precision and comprehensive data analysis, are better for research, development, and when dealing with complex or highly precise requirements. The biggest difference is in capability and usage. Spectrophotometers are incredibly powerful and can offer more in-depth color measurements than a colorimeter, such as spectral data.

Colorimeters are primarily used for color quality control, while spectrophotometers are used for analysis and formulation. You can choose the appropriate color measurement equipment according to your application needs.


Always a pre-production sample before mass production; Always final Inspection before shipment; 

The machine used to measure color is primarily called a colorimeter or spectrophotometer. 

Spectrophotometer: The most common and precise type. It analyzes light reflected/transmitted by an object across the visible spectrum to quantify color accurately. A spectrophotometer can measure colors on smooth or matte surfaces, as well as textured, glossy, mirror-like surfaces, and special effect colors. It measures the reflected light of a sample at a fixed angle (e.g., 45˚) or captures light reflected at all angles to calculate color measurements that closely match what the human eye perceives. Additionally, similar to how humans flip a sample to view colors from different angles, a spectrophotometer is suitable for measuring a variety of materials and surface characteristics. Widely used in industries like paint, textiles, plastics, Chemicals, Pharmaceuticals, and printing. 

Colorimeter: Also called photoelectric integrating colorimeter, a simpler, more cost-effective option. It measures color based on three primary colors (RGB) and is suitable for basic color matching needs. A photoelectric integrating colorimeter is a color measurement device based on the photoelectric integration principle. It directly measures the tristimulus values XYZ of an object's color using three color filters (red, green, blue) and silicon photocells as three sensors. The color measurement principle of this instrument imitates the human eye's mechanism of perceiving the three primary colors (red, green, blue). It corrects the relative spectral sensitivity of the detector through color filters to match the CIE-recommended spectral tristimulus value functions x(λ), y(λ), and z(λ).

Spectrocolorimeter: Combines the functions of spectrophotometers and colorimeters, offering both spectral data and color space values for comprehensive analysis.

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