["硫酸an製品の色は白色で、時々薄黄色です。窒素含量が低い理由（最低19.5）", "お手 trebuie、硫酸an製品のの色は白色で、時々薄黄色です。窒素含量が低い理由（最低1195）", "水分0 ．遊離酸未検出、お手 trebuie大神", "あなたが硫铵をどのような工法で製造しているかを知りたいです。通常、それは三価鉄イオンが分 " "説明が少し単純です。結晶粒子の大きさ、形状など、どのようにですか？ �工艺制度の制御状況、例えば：酸度、母液温度、加算制度など"

2018-01-09View Original

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求助，硫酸an产品颜色白色，偶尔淡黄，氮含量偏低的原因（最低19.5）

Reply #22018-01-09

水分0.2，游离酸未检出，求助大神

Reply #32018-01-12

需要知道你是什么工艺生产硫铵的，一般来说，是三价铁离子造成分离不足造成的

Reply #42018-01-22

描述有点简单，结晶颗粒大小、形状等如何？工艺制度控制情况，比如：酸度、母液温度、加算制度等等

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