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  • Pyazole

    This standard specifies the requirements for pyrazole, sampling, test method inspection rules, and marking, labeling, packaging, transportation, and storage.
    This standard applies to product quality control of pyrazole
    Molecular formula: C3H4N2
    Relative molecular weight: 68.08
    CAS number: 288-13-1

Details description

Project

Index

experiment method

Premium

First grade

Qualified product

Exterior

White crystals

White light yellow crystal

White light yellow crystal

5.2

Initial melting point of dry product

≥69.0

≥68.8

≥68.0

5.3

Pyrazole content/%

≥99.5

≥99.0

≥98.0

5.4

Low volatile matter/%

≤0.5

≤0.5

≤0.5

5.4

 

 

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