GB/T 6913-2008 Replaced National standards

GB/T 6913-2008 Analysis of water used in boiler and cooling system—Determination of phosphorus

GB/T 6913-2008 Analysis of water used in boiler and cooling system—Determination of phosphorus

Publish Date: 2008-04-01 Implement Date: 2008-09-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 6913-2008

Standard Type: National standards

Standard Status: Replaced

is_force_gb: no

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

ICS Name: Chemical analysis

Publish Date: 2008-04-01

Implement Date: 2008-09-01

Pages: 9 pages

Scope

This standard specifies the determination of the content of orthophosphate, total inorganic phosphate, and total phosphate in boiler water and cooling water. This standard is applicable to the determination of the content of orthophosphate, total inorganic phosphate, and total phosphate (calculated as PO3-4) in boiler water and cooling water ranging from 0.05 mg/L to 50 mg/L.

Development Information

Word Count: 14 Thousand words Pages: 9 pages

Replace the following standards

GB/T 6913.1-1986 Methods for analysis of water for boiler and for cooling—The determination of phosphates—Orthophosphates GB/T 6913.2-1986 Methods for analysis of water for boiler and for cooling—The determination of phosphates—Total inorganic phosphates GB/T 6913.3-1986 Methods for analysis of water for boiler and for cooling—The determination of phosphates—Total phosphates

Superseded by the following standards

GB/T 6913-2023 Analysis of water used in boiler and cooling system—Determination of phosphate

Referenced Standards

GB/T 603-2002 Chemical reagent—Preparations of reagent solutions for use in test methods GB/T 603-2023 Chemical reagent—Preparations of reagent solutions for use in test methods GB/T 6682-1992 Water for analytical laboratory use—Specification and test methods GB/T 6682-2008 Water for analytical laboratory use—Specification and test methods

Adopt standards

ISO 6878:2004

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