Nanjing Sannuo Chemical Co.,Ltd

nanjing, jiangsu, China

• MOQ 25 Kilogram

We are offering p-toluic acid. 4-methylbenzoic acid cas no. 99-94-5 molecular formula c8h8o2 molecular weight 136.152 melting point 178-181℃ assay ≥99% properties white or slight yellow crystalline powder , with special odor uses drug, pesticide, dye intermediate packing following your demand

• MOQ 25 Kilogram

We are offering o-toluic acid. cas no. 118-90-1 molecular formula c8h8o2 structural formula molecular weight 136.15 melting point 104±1°c assay ≥99% properties white or pale yellow platelet crystal uses used for producing of fluorescent whitening agent er33%, bensulfuronmethyl, o-tolunitrile, o-cyano-benzaldehyde and 3, 5-dinitro-o-toluylamide etc. packing 25kg/drum

• MOQ 200 Kilogram

We are offering p-tolunitrile cas no. 104-85-8 molecular formula c8h7n molecular weight 117.15 uses for medicine, dyes intermediates.

• MOQ 200 Kilogram

We are offering o-tolunitrile. cas no. 529-19-1 molecular formula c8h7n molecular weight 117.15 uses for medicine, dyes intermediates

• MOQ 25 Kilogram

We are offering 2-cyanobenzyl chloride. cas no. 612-13-5 molecular formula c8h6cln molecular weight 151.59 uses it can be used for the compoundation of diphenylethene category fluorescent brightener, as fluorescent brightener er series and so on.

• MOQ 25 Kilogram

We are offering 4-cyanobenzyl chloride. cas no. 874-86-2 molecular formula c8h6cln molecular weight 151.59 melting point 77-79°c uses it can be used for the compondation of diphenylethene fluorescent brightener.

• MOQ 25 Kilogram

We are offering o-aminophenol. o-aminophenol cas no.:95-55-6 ec no.:202-431-1 molecular formula: 109 properties: pure product is a white needle like cyrstal its melting point is 174°c. It dissolves in water or alcohol but slightly in benzene .when heated, it willdi still. It is easy to oxidize in the air and turn into black. technical conditions: appearance: greyish white crystal powder . melting point 172-174°c purity : ≥99% use : an important organic intermediate for dye and medicine

• MOQ 25 Kilogram

We are offering optical brightener ob. optical brightener ob chemical name 2, 5'-bis[2-(5-tert-buty l-2 benzoxazoly) thiophene cas no. 7128-64-5 c.i. No. 184 structural formula molecular formula c26h26n2o2n2 molecular weight 430 technical index appearance: slight greenish yellow powder melting point:200-202°c purity:≥99% uses mainly be used in whitening of thermoplastic, polyvinyl chloride(pvc), polypropylene(pp), polyester fiber, paint and ink, etc.

• MOQ 25 Kilogram

We are offering optical brightener ob-1. optical brightener ob-1 chemical name 2.2’-(4.4’-diphenol vinyl) dibenzoxazol cas no. 1533-45-5 c.i. No. 393 molecular formula c28h18n2o2 molecular weight 414 technical index appearance: yellowish green powder melting point:357~359°c purity:≥99% uses mainly be used in whitening of polyester and plastic, as well in whitening of nylon during polymerization.

• MOQ 25 Kilogram

We are offering optical brightener fp-127. optical brightener fp-127 chemical name 1, 1'-biphenyl-4, 4'-bis-benzoxazole cas no. 40470-68-6 c.i. No. 378 molecular formula c30h26o2 molecular weight 418 technical index appearance: slight yellow powder melting point:219-221°c purity:≥99% maximum uv spectrum absorption:359nm uses mainly be used in whitening of plastics such as pvc, ps, abs, tpr, etc.

• MOQ 25 Kilogram

We are offering optical brightener kcb. optical brightener kcb chemical name 1, 4-bis(2-benzoxazoly)naphthalene cas no. 5089-22-5 c.i. No. 367 molecular formula c24h14n2o2 molecular weight 362 properties comprehensive application field, good compatibility with all kinds of plastic, excellent stability under all kinds of climate. technical index appearance: yellow crystalline powder melting point: 210-212°c purity:≥99% maximum uv absorption spectrum:370nm uses mainly be used in whitening of synthetic fiber and plastic products, especially good at whitening of eva.