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          Welcome to Qinhuangdao Tianzi Chemical Industry Co.,Ltd Website!
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          Tel:+86-335-5978826
          Address: Green Chemical Industry Garden, Lulong Economic Development Zone, Qinhuangdao City, Hebei Province, China.
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          +86-13313337629
          E-mail:tzchem@163.com;
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          NH2SO3NH4

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          114.12

          CAS NO

          7773-06-0

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          ????? ???? 185.6.

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          25kg,  500kg.
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          ????\??

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          一 ?

          ????????%≥

          99.5

          99.5

           ???%≤

          0.02

          0.02

          ???SO42%≤

          0.05

          0.05

          ???Pb%≤

          0.0002

          0.0002

          ???Cl%≤

          0.002

          0.002

          ?Fe%≤

          0.000015

          0.0001

          10%???PH?

          4-6

          4-6

           


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