Hellma calibration standard, Didymium glass filter

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Hellma calibration standard, Didymium glass filter Specification

HS Code
900190

Physical Form
Solid glass filter

Usage
Primarily used in instruments to calibrate wavelengths and absorbencies in optical systems

Shelf Life
Indefinite under proper storage conditions

Storage
Store in a clean dry environment away from moisture and chemicals

Structural Formula
N/A (Amorphous solid composition)

Shape
Lens-like or flat filter shape

Application
Optical calibration spectroscopy and photometric standardization

Smell
Odorless

Molecular Formula
N/A (Didymium glass is a mixture of elements)

Ingredients
Rare earth elements (Neodymium Praseodymium) combined with silicon dioxide and other glass-forming materials

Grade
Analytical grade for calibration standards

Properties
Stable durable and resistant to environmental factors

Melting Point
Dependant on glass composition typically above 1000 C

EINECS No
N/A (Didymium is not a single substance)

Solubility
Insoluble in water

Molecular Weight
N/A (Didymium is not a single compound)

Density
3 Gram per cubic centimeter(g/cm3)

Ph Level
Neutral (not soluble in water)

Poisonous
NO

Refractive Rate
1.521.54 (approximate depends on specific glass composition)

Appearance
Transparent to violet-tinted glass

CAS No
N/A (Didymium is a mixture not a single compound)

Purity
Not applicable (composed of mixed elements and materials)

About Hellma calibration standard, Didymium glass filter

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FAQs of Hellma calibration standard, Didymium glass filter:

Q: What is the primary application of the Hellma Calibration Standard Didymium Glass Filter?

A: The primary application of the Hellma Calibration Standard Didymium Glass Filter is optical calibration spectroscopy and photometric standardization in optical systems.