Pharmaceutical Pressed Powder Plaques

Pharmaceutical bulk and divided powders are commonly used in the development of various types of medicines, from capsules and gel caps to pills, through the process of compounding, and also available as soluble powders. Whether you are measuring codeine phosphate or hyoscine hydrobromide, HunterLab has been providing color measurement solutions for the pharmaceutical industry for over 60 years, and many of the world's leading pharmaceutical manufacturers rely on HunterLab solutions to ensure quality and consistency of the raw materials and consumer products used in their products throughout their supply chain.

Test Color of Pharmaceutical Pressed Powder

In many cases, mixtures of finely divided drugs that are eventually made into capsules, caplets, creams and other forms of medicines are pressed into plaques for the purpose of color measurement prior to final processing to ensure lot-to-lot and batch-to-batch color consistency.


Test Color of Pharmaceutical Pressed Powder

Many of HunterLab's spectrophotometers are versatile enough to accommodate most applications of color measurement. However, based on 60+ years of experience and a thorough understanding of our customers' needs and product use, these particular instruments are most suited for this industries application.

LabScan XE (Directional 0°/45° Geometry, Reflectance, 400-700 nm)

10% of HunterLab customers select this instrument for its large 44 mm (1.75 inch) measuring port, and for its level of sophistication, simplicity and versatility.

Test Color with LabScan XE

UltraScan PRO (Diffuse d/8° sphere Geometry, Reflectance and Transmittance, 350-1050 nm)

30% of our customers select this high performance instrument for its extended wavelength measurement and its ability to measure both reflected and transmitted color.ultrascan-pro-spectrophotometer

Measure Color with UltraScan PRO

UltraScan VIS (Diffuse d/8° sphere Geometry, Reflectance and Transmittance, 360-780 nm)

30% of our customers select this instrument for its extended wavelength measurement and its ability to measure both reflected and transmitted color of samples that are transparent to opaque.

Test Color with UltraScan VIS

If you are unsure which instrument type is right for your samples, please call or email HunterLab technical support and we will be happy to assist you in making the proper instrument selection.

AN 1001 ALPHA

Measuring the Water Whiteness of Liquids Using the APHA Index

Measuring the Water Whiteness of Liquids Using the APHA Index.

AN 1002

CIE Standard Observers and calculation of CIE X, Y, Z color values

CIE Standard Observers and calculation of CIE X, Y, Z color values.

AN 1003

Color Measurement on Very Small Samples

Color Measurement on Very Small Samples

AN 1005

Measuring Color using Hunter L, a, b vs CIE 1976 L*a*b*

Measuring Color using Hunter L, a, b vs CIE 1976 L*a*b*.

AN 1013

Averaging in Color Measurement

Averaging in Color Measurement.

AN 1018

Using Hitch Standardization on a Series of Color Measuring Instruments

Using Hitch Standardization on a Series of Color Measuring Instruments.

AN 1031 Identification of Measurement Parameters

Identification of Measurement Parameters

Identification of Measurement Parameters.

AN 1033 Color versus Appearance

Understanding the difference between measuring color and measuring appearance

Understanding the difference between measuring color and measuring appearance.

HunterLab Solution Matrix

Geometry, Measurement Modes, and Indices

Geometry, Measurement Modes, and Indices.

MM 5062 Measuring Powder in Very Small Quantities with UltraScan PRO

Measurement method for powder in very small quantities using the UltraScan PRO

Measurement method for powder in very small quantities using the UltraScan PRO.