Products
- Other Skin Care Products[1]
- Other Organic Chemical[1]
- Catalyst[2]
- Chemical Auxiliary Agent[4]
- Flavour & Fragrance[10]
- Food Additives[8]
- Organic Intermediate[10]
- Other Chemicals[10]
- Polymer[7]
- Pharmaceutical[10]
Contact Us
- Contact Person : Mr. H
- Company Name : Hangzhou Chemfar Ltd.
- Tel : 86-571-87859231
- Fax : 86-571-87859289
- Address : Zhejiang,HANGZHOU,16E, Huarong Times Mansion, No.3880 Jiangnan Avenue, Binjiang District, Hangzhou, China
- Country/Region : China
- Zip : 310053
Chemical Auxiliary Agent
PTSA
PTSA
CAS 70-55-3
white crystalline powder;99.0%min
OTSA:0.2%<BR>Chloride:0.005% max<BR>Loss on drying:0.2%
PTSACAS 70-55-3Appearance:white crystalline powder<BR>Assay:99% min<BR>Melting point:136-139ºC min<BR>OTSA:0.2%...
N-Ethyl OPTSA
N-Ethyl OPTSA
CAS No. 8047-99-2
Appearance:Clear pale straw colour viscous light liquid
N-Ethyl-O-Toluene sulfonamide:65-70%
N-Ethyl OPTSACAS No. 8047-99-2Specification:Appearance:Clear pale straw colour viscous light liquidColour:150APHA maxOdour:No sharp or acid...
PTSC
PTSC CAS 98-59-9
White crystalline powder<BR>Assay:99.0% min<BR>Free acid:0.2% max<BR>Moisture:0.1% max<BR>M.P:67-69.5<BR>OTSC
PTSC CAS 98-59-9White crystalline powder<BR>Assay:99.0% min<BR>Free acid:0.2% max<BR>Moisture:0.1%...
OPTSA/O/P-TOLUENE SULFONAMIDE 1333-07-9
OPTSA
CAS 1333-07-9
Appearance:white crystalline powder
Assay:99% min
OPTSACAS 1333-07-9Specification:Appearance:white crystalline powderAssay:99% minMelting point:107-112oCOrtho Isomer: 10-40+/- 3%Para Isomer:60-90+/- 3%Chloride:100PPM maxMoisture:0.5% maxColor:20APHA...
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