白色粉末或颗粒。
二氯二甲基海因为含64 . 45 %有效氯的白色粉末或颗粒。
Dichloro - dimethyl hydantoin is white powder or granules containing 64. 45 % avail able chlorine.
乙二胺四乙酸二钠，是白色结晶性颗粒或粉末的螯合剂，在染料、食品、药品等工业中有重要用途。
EDTA-2Na is a chelating agent as white crystalline granular or powder. It has important applications in dyestuff food, medicine industry.
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