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Shanghai PengHsiang Chemical Co., Ltd

Huachang Road,Shanghai,Shanghai,China China

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主页 公司名称 Shanghai PengHsiang Chemical Co., Ltd 产品

产品: 7

UV absorber 770
UV absorber 770

Molecular Weight: 484 CAS No: 52829-07-9 Melting Point: 81-86 centigrade Ash: 0.1%max Assay: 99%min Transmittance: 425nm 98%min

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UV-absorber 234
UV-absorber 234

Appearance: pale yellowish powder Molecular Weight: 447.6 Melting Point: 137-141 centigrade Transmittance: 460nm 97%min 500

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Antioxidant 1098
Antioxidant 1098

Molecular Weight: 636.97 CAS No: 23128-74-7 Melting Point: 156-162 centigrade Ash: 0.1%max Assay: 98%min Volatiles: 0.3%max

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Antioxidant 168
Antioxidant 168

Molecular Weight: 646.9 CAS No: 31570-04-4 Melting Point: 183-187 centigrade Assay: 99%min Loss on drying: 0.5%max Free phenol conte: 0.2%max Ac

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UV absorber 531
UV absorber 531

Molecular Weight: 326 Melting Point: 47-50 centigrade Assay: 99%min Ash: 0.1%max Transmittance: 460nm 90%min 500nm 95%min

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UV-absorber 327
UV-absorber 327

Molecular Weight: 358 Assay: 99%min Ash: 0.1%max Transmittance: 460nm 95%min 500nm 97%min Volatile 0.5%max

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UV-absorber 326
UV-absorber 326

Appearance: pale yellowish powder Molecular Weight: 315.8 CAS NO: 3896-11-5 Melting Poin: 137-142 centigrade Ash: 0.1%max Transmittance: 460nm 9

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