HG/T 3526-2003 Active Industry standards-Chemical industry

HG/T 3526-2003 HG/T 3526-2003 Determination of nitrite in industrial circulating cooling water - Spectrophotometric method

Publish Date: 2004-01-09 Implement Date: 2004-05-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: HG/T 3526-2003

Standard Type: Industry standards

Standard Status: Active

is_force_gb: no

CCS Name: Basic standards and general methods for water treatment agents

ICS Name: Chemical analysis

Publish Date: 2004-01-09

Implement Date: 2004-05-01

Development Information

Replace the following standards

HG/T 3516-1985

Related Standards

GB/T 3143-1982 Active

GB/T 3143-1982 Color determination method of liquid chemicals (Hazen unit—platinum-cobalt scale)

Publish Date: 1982-07-20

GB/T 4472-1984 Replaced

GB/T 4472-1984 General rule for determination of density and relative density for chemical products

Publish Date: 1984-06-05

GB/T 4946-1985 Replaced

GB/T 4946-1985 Terms of gas chromatography

Publish Date: 1985-02-28

GB/T 5274-1985 Replaced

GB/T 5274-1985 Gas analysis—Preparation of calibration gas mixtures—Weighing methods

Publish Date: 1985-08-01

GB/T 5831-1986 Replaced

GB/T 5831-1986 Determination of trace oxygen in the gases—Colorimetric method

Publish Date: 1986-01-27

GB/T 5832.2-1986 Replaced

GB/T 5832.2-1986 Determination of trace water in the gases—Dew point method

Publish Date: 1986-01-27