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Wuhan Bright Chemical Co.,Ltd

BCPC

BCPC
1-benzyl-3-carboxyl pyridinium chloride
CAS No. 16214-95-5
Appearance: White powder
Assay: 95%min
Melting point: 189~195deg
Density g/cm3 (20deg): 1.07~1.09
Application: It is used as
MPS (C3H7O3S2Na)

MPS (C3H7O3S2Na)
3-mercapto-1-propane sulfonic acid, sodium salt
CAS No. 17636-10-1
Appearance: White powder
Assay: 90%min
Application: As brightener in acidic Copper baths to improve the
Difluorochloromethane

Difluorochloromethane
cas no:75-45-6
assay:99.5%min,99.8%min
main application:Used in reciprocating compressor,as refrigerant in industrial, commercial and hoursehold air-condition system, also
Chlorodifluoroethane

Chlorodifluoroethane
assay:99.5%min
appearance:Clear, colorless liquefied gas, with slight ethereal odor
main application:Used as working fluid in high-temperature air-conditioner, heat pump and
Sodium Saccharine (CAS # 128-44-9)

Sodium Saccharine (CAS # 128-44-9)
Appearance: White crystal or white crystalline powder
Purity: 99% min.
Solubility: Soluble in 1.5parts water 50parts of ethanol ( 96%)
Free acid or alkali:
3-NITROBENZENESULPHONATE, SODIUM SALT (MBS)

3-NITROBENZENESULPHONATE, SODIUM SALT (MBS)
CAS # 127-687-4
Appearance: White flake
Assay( Diazo value): 95.0% min.
PH: 7-9
Insoluble matter in water: 0.2% max.
Calcium ( as Ca): 0.6%
3-BUTYNE-2-OL (BO)

3-BUTYNE-2-OL (BO)
M.F.: C4H6O
CAS NO:2028-63-9
Assay: 55% , 95%
Appearance Clear yellowish liquid
Application: Widely used for pharmacy intermediates, cross-linking agent, modifying agent
1,4-Butane sultone (C4H8O3S)

1,4-Butane sultone (C4H8O3S)
CAS No 1633-83-6
Appearance: Clear colorless to yellowish liquid
Assay:99%min
Application: It is an important chemical intermediates. It is a starting material for
PA (Propargyl alcohol) (C3H4O)

PA (Propargyl alcohol) (C3H4O)
CAS No 107-19-7
Assay: 99.0% min.
Moisture: 0.2% max.
Package: 180KG/iron drum ( N.W.)
Shelf life: 2years in seal container under cool and shadow place
POTASSIUM DICHROMATE

POTASSIUM DICHROMATE
Molecular formula: K2Cr2O7
Appearance: Orange triclinic crystal
Content: 99.7% min
Cl-: 0.05% max
SO42-: 0.02% max
Moisture: 0.03% max.
Insoluble matter in water: 0.02%
CHROMIC ACID / CHROMIUM TRIOXIDE

CHROMIC ACID / CHROMIUM TRIOXIDE
Molecular formula: CrO3
Molecular weight: 99.99
Appearance: Brownish red flakes
Melting point: 197deg
Specific gravity: 2.70
CrO3: 99.7%min.
Sulphate (as
SODIUM GLUCONATE

SODIUM GLUCONATE
CAS No. 527-07-1
Appearance: White to brown crystalline granules or powder
Molecular formula: C6H11O7Na
Molecular weight: 218.14
Content: 98.0% min
Reducing substance: 0.5%
POTASSIUM STANNATE

POTASSIUM STANNATE
Appearance: White crystal
Molecular Formula: K2SnO3.3H2O
Sn: 38% min
water insoluble: 0.1% max
Free alkali: 1.00%
Pb: 0.01% max
As: 0.005% max
Cl- (As KCl): 1.00%
Stannous Sulfate 99.2% (AR)

Stannous Sulfate 99.2% (AR)
Appearance: white crystal
Assay: 99.2% min.
Insoluble matter in HCl: 0.015% max
Alkali & Alkaline earth metal: 0.15% max.
Heavy metal ( Pb + Cu): 0.02% max.
Fe:
Metane Sulfonic Acid 70% ( MSA)

Metane Sulfonic Acid 70% ( MSA)
MF: CH3SO2OH
CAS No. 75-75-2
Purity: 70% min. ( by weight)
Color: 10 Max.
Sulfate: 20ppm Max
Chloride: 4ppm
Fe: 5ppm Max.
Package: 25KG or 250KG /
P-Phenolsulfonic Acid Sodium Salt

P-Phenolsulfonic Acid Sodium Salt
(4-Hydroxy-Benzenesulfonic acid, sodium salt)
CAS # 1300-51-2
MF: C6H5NaO4.2H20 ( dihydrated)
Appearance: white crystal powder
Assay: 99%min.
Chloride: 0.1%
SODIUM MOLYBDATE DIHYDRATE (CAS No. 10102-40-6)

SODIUM MOLYBDATE DIHYDRATE (CAS No. 10102-40-6)
M.F.: Na2Mo.04.2H2O
Appearance: White powdery crystal
Content: 99% min.
Mo: 39.0%min.
Fe: 0.005% max.
As: 0.001% max.
Insoluble matter in
AMMONIUM MOLYBDATE TETRAHYDRATE (CAS No. 12054-85-2)

AMMONIUM MOLYBDATE TETRAHYDRATE (CAS No. 12054-85-2)
M.F.: (NH4)6Mo7O24.4H2O
Appearance: Colorless or slightly green crystal
Content: 99%min.
Mo: 54.0% min.
Cl: 0.002% max.
Sulphate (SO42-):
Sodium Selenite ( Na2SeO3 )

Sodium Selenite ( Na2SeO3 )
CAS No. 10102-18-8
Content: 98% min.
Se: 44.7% min.
Loss on drying: 1.0% max.
Selenate & sulphate: 0.03% max.
Water dissolution test: Eligible
Pb: 20ppm max.
As:
Rochelle salt / Potassium Sodium Tartrate

Rochelle salt / Potassium Sodium Tartrate
CAS No. 6381-59-5
MF:Na2C4H4O6.4H20
Appearance: Colorless crystal or white crystalline powder.
Assay(dry); 99.0% min.
Chloride: 0.008%

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