Benzophenone
Chemical name : benzophenone
Molecular weight : 182.2
Cas no. : 119-61-9
Appearance : white flake or white crystalline powder
Content : 99.5%min (flake), 99.9%min (powder)
Solution in methanol : clear and colorless solution
Solubility : soluble in alcohol, either and chloroform, insoluble in water
Packing : 200lbs net/fiber drum (10.886 tons/20fcl)
50kgs net/fiber drum (10 tons/20'fcl)
100kgs net/fiber drum (16 tons/40fcl)
25kgs net/bag (15 tons/20'fcl)
Uses : as a photoinitiator in uv-cured resins, inks and coatings. Use in manufacturing of benzophenone hydrazine and as raw material for pharmaceuticals.
200lbs net/fiber drum (10.886 tons/20fcl)
50kgs net/fiber drum (10 tons/20'fcl)
100kgs net/fiber drum (16 tons/40fcl)
25kgs net/bag (15 tons/20'fcl)
1, 2, 3-benzotriazole
Chemical name : 1, 2, 3-benzotriazole
Molecular weight : 119.13
Cas no : 95-14-7
Appearance : white needle or flake or granule
Content : 99.5%min
Solution in methanol : clear and colorless solution
Solubility : soluble in alcohol, either and
Chloroform, insoluble in water
Packing : 20kg(needles)net/fiber drum(6 tons/20fcl)
20kg(needles) net/woven bag (8 tons/20'fcl)
40kg(flake or granules)net/fiber drum (12 tons/20fcl)
Uses : widely used as rust and corrosion inhibitors, water stabilizers, photographic antifogging agents and oil antioxidants. Also used to synthesize dyes, fungicides, polymerization catalysts and plant grown regulators.
20kg(needles) net/woven bag (8 tons/20'fcl)
40kg(flake or granules)net/fiber drum (12 tons/20fcl)
Tolyltriazole
Chemical name : tolyltriazole
Molecular weight : 133.15
Cas no. : 29385-43-1
Appearance: light yellow to off-white granule or powder
Content : 99%min
Packing : 40 kgs net/fiber drum (12mt/20'fcl)
20 kgs net/woven bag (15mt/20' fcl)
Uses : it is a corrosion inhibitor for copper and copper-base alloys.
It also protects steel, cast iron, cadmium and nickel alloys under certain conditions.
40 kgs net/fiber drum (12mt/20'fcl)
20 kgs net/woven bag (15mt/20' fcl)
Dibocdi-tert-butyl (diboc)
Chemical name : dibocdi-tert-butyl dicarbonateboc anhydride
Molecular weight : 216.11
Cas no. : 24424-99-5
Appearance : white crystalline mass
Content : 99%min
Melting point : 22-24
Stability at 4 : 9 months
Packing : 50kgs net/pe drum (10 tons/20'fcl)
1kg net/ fluoridized bottle by air
Uses : mino group protecting agent in the synthsis of peptides, glycopeptides, pharmaceuticals and agrochemicals. Convenient reagent fot the protection of amino acids and peptides as their acid-labile t- butoxycarbonyl (boc) derivatives (t-butyl carbamates), in high yield under mild conditions.
50kgs net/pe drum (10 tons/20'fcl)
O-phenylene diamine
Chemical name : o-phenylene diamine; o-diaminobenzene
Molecular weight: 108.14
Cas no. : 95-54-5
Appearance : off white granule or flake
Content : 99%min
Packing : 25kgs net/paper bag (15 tons(granule)/20fcl
50kgs net/fiber drum (13 tons(granule)/20'fcl)
20kgs net/paper bag (12 tons(flake)/20fcl)
40kgs net/fiber drum (10.4 tons(flake)/20'fcl)
Uses : it is used as a yellow-brown dye itself for furs and as intermediates for benzotriazole, dyestuffs, pesticides, adjuvants, photographic and other chemicals including polyamides, polyaminoesters, fungicides (e.G. Carbendazim, thiophanate), vat scarlet cg, even-dyeing agent, antioxidant m, etc.
25kgs net/paper bag (15 tons(granule)/20fcl
50kgs net/fiber drum (13 tons(granule)/20'fcl)
20kgs net/paper bag (12 tons(flake)/20fcl)
40kgs net/fiber drum (10.4 tons(flake)/20'fcl)
