Package: 25kgs/drum

Uses : 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 thick

Molecular Structure:

Product description: H1（Tetrahydrothiazolyl thione ） 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