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- ferric chromate 铬酸铁
- Ferrous iron reduces to ferric iron. 二价铁能还原成三价铁。
- Ferric Chloride alone gives polymer with benzene. 三氧化铁可单独催化苯的聚合。
- Two-stage chromate reduction has been used at several plants. 一些厂已采用两段铬酸盐还原法。
- Their removal is effected by aluminum and ferric salts. 用铁盐和铝盐能将其有效地除去。
- With proper PH adjustment (4.5-5) the chromate will be removed. ph值调节得当，铬酸盐也可被除去。
- Easy application, Contains no lead or chromate pigments. 施工方便,表面处理不大理想时也可施工。
- It is important to prevent ocular hum caused by chromate salt. 红矾毒性强，对眼部烧伤重，关键是加强预防。
- Acetates were synthesized with ammonium ferric sulfate as catalyst. 以十二水合硫酸铁铵为催化剂合成乙酸酯。
- Chromate conversion coatings on zinc or cadmium electrodeposits. 锌和镉电解沉积物的铬酸盐处理。
- In the second reactor, the ferric solution leaches the ore. 在第二个反应器中，用三价铁离子溶液浸出矿石。
- Objective To analyse the harm of ocular bum caused In chromate salt. 摘要目的分析讨论红矾对眼部烧伤的危害。
- Outdoor pipe of gas should be painted with mica ferric oxide cover paint twice. 户外烟气管道应该用云母三氧化二铁面漆油漆两次。
- PREPARATION OF POLYALUMINIUM- FERRIC CHLORIDE FROM SULPHUR- FERRIC ORE DREGS. 利用硫铁矿渣制备聚合氯化铁铝净水剂。
- THE FORMATION AND CLEANING OF KILN SCALE IN THE PRODUCTION OF CHROMATE. 铬盐转窑结圈的形成及清理。
- Conclusion It is important to prevent ocular hum caused by chromate salt. 结论红矾毒性强，对眼部烧伤重，关键是加强预防。
- In the first step, a ferrous iron solution is oxidized to ferric iron. 在第一段中,二价铁离子溶液被氧化成三价铁离子溶液。
- The hydrolyses can improve the resistance of chromate to basis greatly. 水解产物能明显提高铬鞣剂的耐碱能力;
- Ferric sulfate was first used for the synthesis of di 2 ethylhexyl maleate. 首次将硫酸铁用于催化合成马来酸二辛酯。
- The potassium chromate method is one regular method to determine COD. 重铬酸钾法是测定化学需氧量的常规方法。
