Zhejiang Hongda Chemicals Co., Ltd.

Products List
DSD acid (4,4'-diamino-stilbene-2,2'-disulphonic acid) (DSD acid)

DSD acid (4,4'-diamino-stilbene-2,2'-disulphonic acid) (DSD acid)

4,4'-diamino-stilbene-2,2'-disulphonic acid ,dsd acid is mainly used in intermediates of fluorescer and varieties dyes Chemical name:4,4'-diamino-stilbene-2,2'-disulphonic acidStructural formula:Molecular formula:C14H14N2O6S2Properties: Appearance with light yellow paste or...
4-4'-bis(diethoxyl phosphoryl methyl) Diphenyl

4-4'-bis(diethoxyl phosphoryl methyl) Diphenyl

4-4'-bis(diethoxyl phosphoryl methyl) Diphenyl white solid powder ,used to synthesize high grade Fluorescent brightener 351,127, 4-4'-bis(diethoxyl phosphoryl methyl) Diphenyl Scientific Name: 4-4'-bis(diethoxyl phosphoryl methyl) DiphenylMolecular...
4-4'-Bischloromethyl biphenyl

4-4'-Bischloromethyl biphenyl

White powder 99%Min content Usage: Intermediates of Pharmaceutical optical 4-4'-Bischloromethyl biphenyl Commodity: 4-4'-BISCHLOROMETHYL BIPHENYL,simply called: BCMP  Appearance: White powderAssay: 98%MinPackage in carboard drums,25kg or 50kg eachUsage: Intermediates of...
Hydrated Silica

Hydrated Silica

White powder or granules   Pelleted Hydrated Silica Chemical name: Hydrated SilicaAppearance: White powder or granules Chemical formula: SiO2nH2OSpecifications: ItemIndexSiO2 % ≥91Angle of repose ≤35PH6-7Loss on heating % ≤6.0Particle size 100% through 24 mesh;...
Optical Brightening Agent for paper STP

Optical Brightening Agent for paper STP

Optical Brightening Agent STP ,Hexosulphonate optical brightener for papers,high whitness.  Optical Brightening Agent STP (OBA 264) powder  Main compositionHexosulphonate Stilbene derivativeTechnical indexAppearanceYellowish powderIonic...
Carbon Black

Carbon Black

Carbon black use in tires,plastical bag.printing ink,etc ...
Optical Brightener

Optical Brightener

Optical brightener FP127 used in making commercialized Brightener-EB,and can also be used in various polyolefing plastics,ABS  Optical Brightener      Agent PF127(C.I.367) Chemical name1.2 di(5-mythyl-benziazolyl)ethyleneStructural...
Optical Brightening Agent for detergent

Optical Brightening Agent for detergent

Optical Brightening Agent for detergent CBS-X (OBA 351),E11 1145-1180.solubility; 25g/L at 25'C. Purity 98.2% min.   Optical Brightening Agent  for detergent CBS-X (OBA 351) CAS NO: 27344-41-8 Appearance: light yellow or milk white crystals powder or...
Optical Brightener for detergent CBS-X (OBA 351)

Optical Brightener for detergent CBS-X (OBA 351)

Optical Brightener for detergent CBS-X (OBA 351),most excellent OBA for detergent.Used in synthetic detergent, fancy soap Optical Brightener for detergent CBS-X (OBA 351) CAS NO: 27344-41-8 Appearance: light yellow or milk white crystals powder ,granule,slurrySolubility:...
Optical Brightener for detergent CBS-X (OBA 351)

Optical Brightener for detergent CBS-X (OBA 351)

Optical Brightener for detergent CBS-X (OBA 351),most excellent OBA for detergent.Used in synthetic detergent, fancy soap Optical Brightener for detergent CBS-X (OBA 351) CAS NO: 27344-41-8 Appearance: light yellow or milk white crystals powder ,granule,slurrySolubility:...



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