我的标准
购物车
400-168-0010
【国际标准】 Sodium hydrogen carbonate for industrial use — List of methods of test and preparation of the test sample
本网站 发布时间：
2025-11-27
开通会员免费在线看70000余条国内标准，赠送文本下载次数，单本最低仅合13.3元！还可享标准出版进度查询、定制跟踪推送、标准查新等超多特权！
查看详情>>
标准简介适用范围：
暂无
标准号：
ISO 2197:1972 EN
标准名称：
Sodium hydrogen carbonate for industrial use — List of methods of test and preparation of the test sample
英文名称：
Sodium hydrogen carbonate for industrial use — List of methods of test and preparation of the test sample标准状态：
现行-
发布日期：
1972-06-01 -
实施日期：
出版语种：
EN
- 其它标准
- 上一篇： ISO 21978:2023 EN 2323d1c7 Air to water heat pumps — Testing and rating at part load conditions and calculation of seasonal coefficient of performance for space heating
- 下一篇： ISO 21980:2020 EN a1e71f79 Space systems — Evaluation of radiation effects on Commercial-Off-The-Shelf (COTS) parts for use on low-orbit satellite
- 推荐标准
- ISO 1619:1976 EN 1c8afbb5 Cryolite, natural and artificial — Preparation and storage of test samples
- ISO 1689:1976 EN bca28adf Sodium and potassium silicates for industrial use — Calculation of the ratio : silicon dioxide/sodium oxide or silicon dioxide/potassium oxide
- ISO 1690:1976 EN fd1faca0 Sodium and potassium silicates for industrial use — Determination of silica content — Gravimetric method by insolubilization
- ISO 1691:1976 EN 13d193d4 Sodium and potassium silicates for industrial use — Determination of carbonates content — Gas-volumetric method
- ISO 1694:1976 EN df8b2dbd Cryolite, natural and artificial — Determination of iron content — 1,10- Phenanthroline photometric method
- ISO 2122:1972 EN faa0051e Sodium and potassium silicates for industrial use — Preparation of solution of products not easily soluble in boiling water and determination of matter insoluble in water
- ISO 3199:1975 EN 81917c15 Sodium chlorate for industrial use — Determination of chlorate content — Dichromate titrimetric method
- ISO 3357:1975 EN 23ea9afc Sodium tripolyphosphate and sodium pyrophosphate for industrial use — Determination of total phosphorus(V) oxide content — Quinoline phosphomolybdate gravimetric method
- ISO 3391:1976 EN 21a313b7 Cryolite, natural and artificial — Determination of calcium content — Flame atomic absorption method
- ISO 4280:1977 EN f11469f2 Cryolite, natural and artificial, and aluminium fluoride for industrial use — Determination of sulphate content — Barium sulphate gravimetric method
- ISO 5440:1978 EN b54ccd95 Sodium hexafluorosilicate for industrial use — Determination of phosphate content — Molybdovanadate spectrophotometric method
- ISO 6374:1981 EN a945fc9b Cryolite, natural and artificial, and aluminium fluoride for industrial use — Determination of phosphorus content — Atomic absorption spectrometric method after extraction
- ISO 739:1976 EN a07ea7ab Sodium carbonate for industrial use — Preparation and storage of test samples
- ISO 746:1976 EN bfe6dd2c Sodium carbonate for industrial use — Determination of matter insoluble in water at 50 degrees C
- ISO/TR 4277:2009 EN 6c6bde5b Cryolite, natural and artificial — Conventional test for evaluation of free fluorides content
