HG/T 4069-2022 Active Industry standards-Chemical industry

HG/T 4069-2022 Industrial wet method phosphoric acid purification

Publish Date: 2022-09-30 Implement Date: 2023-04-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: HG/T 4069-2022

Standard Type: Industry standards

Standard Status: Active

is_force_gb: no

CCS Name: Inorganic acids and alkalis

ICS Name: Acid

Publish Date: 2022-09-30

Implement Date: 2023-04-01

Development Information

Replace the following standards

HG/T 4069-2008 Industrial wet method for phosphoric acid purification

Related Standards

GB/T 12684.10-1990 Abolished

GB/T 12684.10-1990 Boric acid for industrial use—Determination of chromium content

Publish Date: 1990-12-30

GB/T 12684.11-1990 Abolished

GB/T 12684.11-1990 Boric acid for industrial use—Determination of cobalt content

Publish Date: 1990-12-30

GB/T 12684.1-1990 Replaced

GB/T 12684.1-1990 Boric acid for industrial use—Determination of boric acid content

Publish Date: 1990-12-30

GB/T 12684.2-1990 Replaced

GB/T 12684.2-1990 Boric acid for industrial use—Determination of insoluble substance content in water

Publish Date: 1990-12-30

GB/T 12684.3-1990 Replaced

GB/T 12684.3-1990 Boric acid for industrial use—Determination of sulphate content by reduction and titrimetry

Publish Date: 1990-12-30

GB/T 12684.4-1990 Replaced

GB/T 12684.4-1990 Boric acid for industrial use—Determination of sulphate content by visual turbidimetry

Publish Date: 1990-12-30