DB31/T 450-2009 Abolished Shanghai CityLocal standards

DB31/T 450-2009 DB31/T 450-2009 Technical Specification for Polysilicic Acid-Polysulfide Aluminate used in Drinking Water Treatment

Publish Date: 2009-08-06 Implement Date: 2009-10-01 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: DB31/T 450-2009

Standard Type: Local standards

Standard Status: Abolished

is_force_gb: no

CCS Name: Water treatment agents

ICS Name: Water treatment agents

Publish Date: 2009-08-06

Implement Date: 2009-10-01

Development Information

Related Standards

GB/T 16632-1996 Replaced

GB/T 16632-1996 Determination of scale inhibition performance of water treatment agents—Calcium carbonate precipitation method

Publish Date: 1996-12-02

GB 17514-1998 Replaced

GB 17514-1998 Water treatment chemicals—Polyacrylamide

Publish Date: 1998-10-19

GB/T 10533-2000 Replaced

GB/T 10533-2000 Water treatment chemicals—Polyacrylic acid

Publish Date: 2000-07-31

GB/T 18175-2000 Replaced

GB/T 18175-2000 Determination of corrosion inhibition performance of water treatment agents—Rotation specimen method

Publish Date: 2000-07-31

GB 15892-2003 Replaced

GB 15892-2003 Water treatment chemical—Poly aluminium chloride

Publish Date: 2003-06-13

GB/T 20778-2006 Active

GB/T 20778-2006 Evaluation of biodegradability of water treatment chemicals—Carbon dioxide evolution test

Publish Date: 2006-12-29