GB/T 2596-1981
Abolished
YS/T 987-2021
Active
Industry standards-Non-ferrous metals
YS/T 987-2021 The determination of carbon content in chlorosilanes by gas chromatography-mass spectrometry
YS/T 987-2021 The determination of carbon content in chlorosilanes by gas chromatography-mass spectrometry
Basic Information
Standard Code:
YS/T 987-2021
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Analysis methods for semi-metallic and semiconductor materials
ICS Name:
Chemical analysis of metal materials
Publish Date:
2021-12-02
Implement Date:
2022-04-01
Scope
This document is applicable to the determination of the content of carbon impurities in chlorosilane (including methyl dichlorosilane, methyl trichlorosilane, dimethyl monochlorosilane, dimethyl dichlorosilane, and trimethyl monochlorosilane in chlorosilane, collectively referred to as methyl chlorosilane), with a measurement range (mass fraction) of 0.000 010% to 0.10%.
Development Information
Replace the following standards
Related Standards
GB/T 3249-1982
Replaced
GB/T 3249-1982 Standard method for determination of particle size of powders of refractory metals and compounds—Fisher method
GB/T 3488-1983
Replaced
GB/T 3488-1983 Hardmetals—metallographic determination of microstructure
GB/T 3489-1983
Replaced
GB/T 3489-1983 Hardmetals—Metallographic determination of porosity and uncombined carbon
GB/T 3651-1983
Replaced
GB/T 3651-1983 Measuring method for thermal conductivity of metal at high temperature
GB/T 4059-1983
Replaced