焦硫酸钾
jiāo liú suān jiǎ
- 名potassium pyrosulfate
焦硫酸钾-
用焦硫酸钾熔融、稀盐酸浸取使表面杂质溶解，测定残留物量即为碳化硅含量，本方法误差小、精度高，用于铸造脱氧剂中碳化硅的测定，结果满意。
Melt by potassium pyrosulfate and steeped in diluted chlorhydric acid to dissolve skin impurities , the amount of residue determined will be content of crystolon . This is a method for determining crystolon in foundry deoxidant , which features lower error and high accuracy with satisfaction .