GB/T 6901.4-2004 Replaced National standards

GB/T 6901.4-2004 Chemical analysis of silica refractories—Part 4:Determination of iron oxide—o-Phenanthroline photometric method

Publish Date: 2004-01-19 Implement Date: 2004-07-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 6901.4-2004

Standard Type: National standards

Standard Status: Replaced

is_force_gb: no

CCS Name: Fire-resistant materials

ICS Name: Fire-resistant materials

Publish Date: 2004-01-19

Implement Date: 2004-07-01

Pages: 8 pages

Development Information

Word Count: 11 Thousand words Pages: 8 pages

Same series standard

Replace the following standards

GB 6901.4-1986

Superseded by the following standards

GB/T 6901-2008 Chemical analysis of silica refractories

Referenced Standards

GB/T 6901.1-2004 Chemical analysis of silica refractories—Part 1:Determination of loss on ignition-Gravmetric method GB/T 8170-1987 Rules for rounding off of numberical values GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values GB/T 10325-2001 Shaped refractory products—Sampling and acceptance testing GB/T 10325-2012 Shaped refractory products—Rule of acceptance,sampling and inspection GB/T 12805-1991 Laboratory glassware—Burettes GB/T 12805-2011 Laboratory glassware—Burettes GB/T 12806-1991 Laboratory glassware—One-mark volumetric flasks GB/T 12806-2011 Laboratory glassware—One-mark volumetric flasks GB/T 12808-1991 Laboratory glassware—One-mark pipettes GB/T 12808-2015 Laboratory glassware—One mark pipettes GB/T 17617-1998 Refractory products—Sampling of raw materials and unshaped products GB/T 17617-2018 Rule of sampling and inspection for refractory raw materials

Related Standards

GB/T 3002-1982 Replaced

GB/T 3002-1982 Test method for modulus of rupture of refractory products at elevated temperatures

Publish Date: 1982-03-29

GB/T 3994-1983 Replaced

GB/T 3994-1983 Shaped insulating refractory products—Fireclay bricks

Publish Date: 1983-12-12

GB/T 3995-1983 Replaced

GB/T 3995-1983 Shaped insulating refractory products—High alumina bricks

Publish Date: 1983-12-12

GB/T 3996-1983 Abolished

GB/T 3996-1983 Shaped thermal insulating products—Diatomite bricks and shapes

Publish Date: 1983-12-12

GB/T 4984-1985 Replaced

GB/T 4984-1985 Chemical analysis methods of zirconia-alumina refractories

Publish Date: 1985-03-06

GB/T 6900.9-1986 Replaced

GB/T 6900.9-1986 Fireclay and high-alumina refractories—Determination of potassium oxide and sodium oxide content—Atomic absorption spectrophotometric method

Publish Date: 1986-08-26