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Product name:H1（Tetrahydrothiazolyl thione ）
Alias:Tetrahydrothiazolyl thione （H1）
English name:Tetrahydrothiazolyl thione
CAS NO.:96-53-7
Molecular formula:C3H5NS2
Molecular weight: 119.2
Melting point:104℃-107℃
Content:≥98%
Appearance:White needle-like crystals, bitter, soluble in hot water
Use:Bright copper in H1 is one of the main light dose, and SP (Poly disulfide propane sulfonate Sodium, Acidic copper in the other main light dose) with the use, quick to get Bright copper layer can also be Application in electroforming, 24-hour coating thickness up to 1mm.
Recommended formula :
SP : 10kg/ton brightener
H1: 0.5~1kg/ton brightener
PNP salt（PN）: 10kg/ton brightener
Above formula is for reference only .
Note:H1 with 80 ℃ water dissolved in the final join brightener
Tetrahydrothiazolyl thione
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