Quality assurance and quality control regulations, such as ISO 9000, GLP, GMP and pharmacopoeias, require companies to verify that any spectrophotometers in use are performing at a consistently high level. Hellma Analytics\' certified reference materials can be used to test the following parameters easily and ...
Specifications
|
Attenuator Type: |
Absorptive |
Shape: |
Square |
Size: |
- mm |
Optical Density: |
0.25, 0.5, 1.0, F7 0.5-1.0 |
Certified Wavelengths: |
279, 361, 453, 536, 638 nm |