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;
              tzchem@tianzichem.com
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              CAS number: 13845-18-6
              ???: NH2SO3Na
              ??????: 2,000?
              ???: 118.98

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              ???25kg.?? ?????? ????, ??, ?? ?? ????.

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              ≥99.5

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              ≤0.5

              PH?(10% ???)

              7~8

               


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