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Microtrac Formulation, Microtrac Particle Characterization, Stability & Dispersibility Analysis, Static Multiple Light Scattering (SMLS), TURBISCAN Series Static Multiple Light Scattering (SMLS) for the direct characterization of liquid dispersions in their native state

Microtrac TURBISCAN LAB Dispersion Stability Analyzer

Physical stability of emulsions, suspensions and foams measured on the native sample — up to 1,000× faster than visual observation, 0.0001–95 % v/v, no dilution.

  • Sedimentation, creaming, flocculation and coalescence detected and quantified
  • One-click Turbiscan Stability Index · room temperature to 60 °C
  • Installation and on-site training included · free test analysis of your sample
  • Configured to order · lead time from 4 weeks

Request a formal quotation →

Prices follow supplier cost and stock availability and are updated regularly. The price you see is today's price — once you order, it's held for 7 days.
Installation + training included Free test measurement
1000× faster than eye
up to 95% concentration
10 nm–1 mm size range
ISO/TR 13097 conformant
Built for formulation and QC teams

What your formulation lab actually checks

Real stability, no dilution

SMLS scans transmission and backscatter along the sample height to detect sedimentation, creaming and flocculation up to 1,000× faster than the eye — on native dispersions up to 95% concentration, no dilution or stress. The Turbiscan Stability Index turns each scan into an objective, rankable number and predicts shelf-life.

An applications engineer on the line

SMLS 880 nm
Principle
10 nm–1 mm
Size range
up to 95%
Concentration
RT–60 °C
Temperature
TSI
Stability index
About this product
Price

Quoted to your configuration
The price depends on the vials and adapters your samples need — standard 20 mL vials, small-volume 4 mL vials, coring vials or on-demand adapters for syringes and pressurized vials — and on whether you add the TURBISIZE software for particle size distribution. You receive a formal quotation on our letterhead with configuration, price, payment terms and lead time: the document your purchasing department asks for. Installation and on-site operator training are included in every quotation. Lead time from 4 weeks, depending on the configuration; the quotation gives the date.
What you configure

  • TURBISCAN LAB — one measurement position, 880 nm light source, transmission and backscattering detectors, temperature-controlled cell up to 60 °C
  • TURBISOFT software — free license on multiple computers, free updates
  • Calibration standards with a guided check-up procedure, supplied with every TURBISCAN
  • Vials: standard 20 mL, small-volume 4 mL with adapter (from 2 mL), coring vials, on-demand adapters
  • TURBISIZE software for particle size and migration-speed distribution (ISO 13317)
  • Installation and on-site operator training — included in every quotation
Next stepRequest a formal quotation

The test analysis of your sample is free: you get the stability report and we go through it with you before you decide.
Up to 1,000× fasterThan visual observation of the same sample
0.0001–95 % v/vNative concentration, no dilution or mechanical stress
10 nm – 1 mmParticle and droplet size range
RT – 60 °CStorage temperature or accelerated ageing

What the TURBISCAN LAB is

The TURBISCAN LAB is a benchtop stability analyzer from Microtrac built on Static Multiple Light Scattering (SMLS). A near-infrared light source at 880 nm scans the vial from bottom to top, and two synchronized detectors record transmitted light at 0° for clear samples and backscattered light at 135° for opaque ones, every 20 µm along the height. The scans are repeated over time. If particles or droplets migrate, the signal changes locally at the bottom or the top; if they grow by flocculation or coalescence, it changes along the whole height. The sample is read as it is, in its own vial: no dilution, no pumping and nothing that alters the dispersion you are trying to judge.

Specifications

Measuring principle Static Multiple Light Scattering (SMLS)
Light source near-infrared, 880 nm
Detection transmission at 0° · backscattering at 135°
Acquisition scan step 20 µm along the sample height
Measured size range 10 nm – 1 mm
Sample concentration 0.0001 – 95 % v/v
Sample volume 2 – 20 mL
Number of samples 1
Temperature range room temperature to 60 °C
Reproducibility / repeatability ±0.05 % / 0.05 % on latex standards
Sample recognition barcode reader
Standards ISO/TR 13097:2013, ISO/TR 18811:2018, ISO 13317-3:2001, ISO/TS 22107:2021, ISO/TS 21357:2022
Software TURBISOFT, free license
Dimensions 26 × 28 × 25 cm (10.2 × 11.0 × 9.8 in)
Weight 8 kg (17.6 lb)
CE certified yes
Installation and training on site, included in every quotation
Lead time from 4 weeks, depending on configuration

Download: TURBISCAN LAB datasheet (PDF) · TURBISCAN range brochure (PDF)

What it tells you about a dispersion

The scans show where and how the sample changes, and TURBISOFT turns that into numbers:

Change at the bottom sedimentation, with its migration rate
Change at the top creaming of an emulsion
Change along the whole height particle size increase: flocculation, coalescence, aggregation
TSI Turbiscan Stability Index — all variations along the height summed into one number; the higher the TSI, the lower the stability
Kinetics and size migration velocity, mean particle size evolution, phase separation thickness; size distribution with TURBISIZE (ISO 13317)

The TSI is computed in one click, without any data input, so formulas, trials and batches are ranked by operator-independent numbers instead of a pass or fail at the jar. That is what you need to fine-tune the dose of a surfactant or stabilizer for a target shelf life.

A video of the destabilization can be reconstructed from the scans and compared for up to six samples.

Three ways to hold the sample

Standard 20 mL vialsDisposable glass vials with a cap and a disposable PTFE seal against evaporation at elevated temperature. They reproduce your visual stability test, without washing or cross-contamination.
Small volume, from 2 mL4 mL vials with a specific adapter; the measurement works with as little as 2 mL. It is non-contact and non-destructive, so the sample is fully recovered.
Coring and on-demand vialsOpen-bottom coring vials for sticky samples and foams that cannot be poured. On-demand adapters for prefilled syringes and pressurized vials, for stability under specific conditions.

Where the TURBISCAN LAB stops — and what to take instead

The TURBISCAN LAB measures one sample at a time, from room temperature to 60 °C. It measures physical stability — migration, aggregation, phase separation — and does not measure surface charge. When you need to know the charge that keeps a dispersion stable, the STABINO ZETA measures zeta potential with pH, polyelectrolyte and salt titration, and the NANOTRAC WAVE II measures nanoparticle size and zeta potential by dynamic light scattering.

In pictures

Microtrac TURBISCAN LAB dispersion stability analyzer
The TURBISCAN LAB — the reference SMLS instrument for dispersion stability and shelf-life.
TURBISOFT software showing SMLS profiles and Turbiscan Stability Index
TURBISOFT — transmission/backscatter profiles, TSI and shelf-life prediction.
Microtrac TURBISCAN LAB static multiple light scattering stability analyzer
The measurement tower — scans the full cell height in seconds.
Pharmaceutical suspensions and parenterals stability tested on the TURBISCAN LAB
Pharma & vaccines — parenteral and suspension stability.

Availability, payment and delivery

Built to orderThe instrument is configured with the vials, adapters and software your samples need. Lead time is from 4 weeks after a confirmed order, depending on the configuration; the quotation states the date in writing.
How you payAsk for a formal quotation on our letterhead and pay against an invoice. We are registered in SAM.gov as a small business, so federal and university purchasing works the usual way.
What arrivesThe TURBISCAN LAB with its calibration standards, TURBISOFT and the vials and adapters you ordered. Installation and on-site operator training are included in every quotation and carried out by Microtrac’s US service engineers.

Why buy it through Additive Plus

Authorized Microtrac resellerQuotation, order and delivery handled by one team in California
Installation and training includedSet up on site and your team trained on scans, the TSI and migration-rate analysis — part of every quotation
Free test analysisSend a sample of your dispersion and decide with the stability report in hand

What usually stops people — and the honest answer

“We test stability by watching jars.”The TURBISCAN LAB uses the same kind of 20 mL vial as your visual test, detects destabilization up to 1,000 times faster and gives a migration rate and a TSI instead of a pass or fail.
“Our product is opaque and concentrated.”Backscattering is measured for exactly that case, and the instrument works from 0.0001 to 95 % v/v without dilution. Microtrac uses it on dark, carbon-black-rich battery electrode slurries.
“We have very little sample.”Small-volume vials work with as little as 2 mL, and the measurement is non-contact, so you get the whole sample back.
“We need the shelf life at our storage temperature.”The cell is temperature-controlled from room temperature to 60 °C: measure at the storage temperature, or raise it to accelerate destabilization.

Ready when you are

Brand Microtrac
Acquisition scan step 20 µm
Certification CE
Dimensions 10.24 x 11.02 x 9.84 in / 260 х 280 х 250 mm
Standards ISO/TR 13097:2013, ISO/TR 18811:2018, ISO 13317-3:2001, ISO/TS 22107:2021, ISO/TS 21357:2022
Measured size range 10 nm - 1 mm
Measuring Principle Static Multiple Light Scattering (SMLS)
Number of Samples 1
Reproducibility 0.05%
Sample concentration 0.0001 - 95%
Software Turbisoft - Free license
Temperature range RT - 60°C
Weight 2 - 20 mL, 8 kg
Want to see it on your powder first?

We run this lab daily. Send a sample.

Send us a powder sample and we'll run PSD and morphology on the actual instrument, then share the data and method — so you see repeatability before you buy. We can also run analysis as a service while you evaluate.

What our customers say

★★★★★

“Harry and team were professional, effective communicators as we set up the order, then they executed quickly and produced an amazing product for us at a very competitive price. Am looking forward to our next print w Additive Plus!”

LD
Luke DunningtonGoogle · Nov 2025
★★★★★

“Great 3D printing service and the resin parts look super smooth and clean. Really happy with how everything turned out!”

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Laura SmithGoogle · Sep 2025
★★★★★

“Harry was very professional and helped me out with my 3D printing needs and explained what options I have in terms of filaments such as PEEK. Highly recommended.”

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Steven FrancoGoogle · Oct 2026
★★★★★

“I needed a 3D enclosure printed urgently in a specific time period, they did great!”

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IvoGoogle · Sep 2026

Common questions

Don't see yours? Email [email protected] — NDA on request, typical reply within 4 hours.

What does the TURBISCAN LAB measure?
The TURBISCAN LAB measures the physical stability of liquid dispersions — emulsions, suspensions and foams. It detects and quantifies sedimentation, creaming, flocculation, coalescence and phase separation, reports migration velocity and the evolution of mean particle size, and summarizes all of it in one number, the Turbiscan Stability Index (TSI), for comparing formulas and batches.
How does Static Multiple Light Scattering work?
Near-infrared light at 880 nm is sent into the sample. After being scattered many times by the particles or droplets, it is detected by two synchronized detectors: transmission at 0° for clear samples and backscattering at 135° for opaque ones. Both are recorded every 20 µm along the sample height, and the scans are repeated over time to show where and how fast the sample changes.
Do I need to dilute the sample?
No. The TURBISCAN LAB measures native samples from 0.0001 to 95 % v/v with no dilution and no mechanical stress. Dilution changes a concentrated formulation, so measuring the product as it is gives the stability of the product itself.
How much faster is it than visual observation?
Up to 1,000 times faster. SMLS detects destabilization at a very early stage, long before it is visible, and gives a migration rate and TSI instead of a subjective pass or fail. The temperature-controlled cell can also be raised to 60 °C to accelerate destabilization.
What particle sizes and samples can it handle?
Particles and droplets from 10 nm to 1 mm, clear, opaque or colored, from 0.0001 to 95 % v/v, in sample volumes of 2 to 20 mL. Microtrac lists applications such as cosmetic creams and sunscreens, dairy and flavor emulsions, parenteral and vaccine dispersions, paints and inks, agrochemicals, petroleum emulsions, metalworking fluids, ceramics and catalysts, and battery and electronic slurries. It follows ISO/TR 13097:2013 and related ISO documents.
What is the Turbiscan Stability Index (TSI)?
The TSI sums all signal variations along the whole sample height, so it takes every destabilization into account: the higher the TSI, the lower the stability. It is computed in one click, fully automatically and without data input, which makes it operator-independent. TURBISOFT, supplied with a free multi-computer license, computes it and also gives migration rate, mean particle size evolution and phase separation.
Can it measure battery electrode slurries?
Yes. Electrode slurries are usually highly concentrated and dark because of carbon black, which makes conventional light scattering difficult without heavy dilution. Microtrac reports that the TURBISCAN is used to monitor the stability of these slurries, to optimize the formulation, test the production and qualify new raw materials.
How much does a TURBISCAN LAB cost?
The price depends on the configuration — the vials and adapters for your samples and optional software such as TURBISIZE. Request a formal quotation and you receive configuration, price, payment terms and lead time on our letterhead. Installation and on-site operator training are included in every quotation.
Can I test my dispersion before buying?
Yes, and the test analysis is free. Send a representative sample; it is measured in Microtrac's US application lab and you receive the stability report, which we go through with you before you decide.
What is the lead time, and what comes with the TURBISCAN LAB?
The TURBISCAN LAB is configured to order. Lead time is from 4 weeks after a confirmed order, depending on the configuration, and the formal quotation states the date. Installation and on-site operator training by Microtrac's US service engineers are included in every quotation.

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