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7-hydroxynaphthalene-1,3-disulphonic acid
c.a.s no.：118-32-1
chemical structural formula：c10h8o7s2
molecular mass：380.48
chemical name:2-hydroxy-naphthalene-6,8-dipotassium disulfonate
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| appearance |
gray-white powder |
|
content |
above 90%(elaboration product above 95%) |
|
the content of r salt |
below 1.0% |
|
free acid(h2so4) |
below 1.5% |
|
water insoluble |
below 0.1% |
|
packaging |
25kg woven bag |
