购物车
400-168-0010
【国际标准】 Manganese ores — Determination of vanadium content — Titrimetric method and phosphotungstovanadate photometric method
本网站 发布时间：
2025-02-18
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 553:1981 EN
标准名称：
Manganese ores — Determination of vanadium content — Titrimetric method and phosphotungstovanadate photometric method
英文名称：
Manganese ores — Determination of vanadium content — Titrimetric method and phosphotungstovanadate photometric method标准状态：
废止-
发布日期：
1981-11-01 -
实施日期：
出版语种：
EN
- 推荐标准
- ISO 310:1992 EN 3f3ec2d2 Manganese ores and concentrates — Determination of hygroscopic moisture content in analytical samples — Gravimetric method
- ISO 312:1986 EN 9559ebe0 Manganese ores — Determination of active oxygen content, expressed as manganese dioxide — Titrimetric method
- ISO 4295:1988 EN 0432fadf Manganese ores and concentrates — Determination of aluminium content — Photometric and gravimetric methods
- ISO 4297:1978 EN 8d3a173c Manganese ores and concentrates — Methods of chemical analysis — General instructions
- ISO 4571:1981 EN 7dbeacf6 Manganese ores and concentrates — Determination of potassium and sodium content — Flame atomic emission spectrometric method
- ISO 548:1981 EN e1b1955d Manganese ores — Determination of barium oxide content — Barium sulphate gravimetric method
- ISO 5890:1981 EN ddeac461 Manganese ores and concentrates — Determination of silicon content — Gravimetric method
- ISO 6230:1989 EN d525b145 Manganese ores — Determination of size distribution by sieving
- ISO 7723:1984 EN 981a050c Manganese ores and concentrates — Determination of titanium content — 4,4'-Diantipyrylmethane spectrometric method
- ISO 7953:1985 EN 0de40cdb Manganese ores and concentrates — Determination of calcium and magnesium contents — Flame atomic absorption spectrometric method
- ISO 8531:1986 EN f3c92ef9 Manganese and chromium ores — Experimental methods for checking the precision of moisture determination
- ISO 8541:1986 EN 4b623515 Manganese and chromium ores — Experimental methods for checking the bias of sampling and sample preparation
- ISO 9292:1988 EN 534e7558 Manganese ores and concentrates — Determination of total iron content — 1,10-Phenanthroline spectrometric method
- ISO 619:1981 EN e974fde8 Manganese ores — Determination of chromium content — Diphenylcarbazide photometric method and silver persulphate titrimetric method
- ISO 6233:1983 EN 96175e7b Manganese ores and concentrates — Determination of calcium and magnesium contents — EDTA titrimetric method
