4-Hydroxyphthalicanhydride with CAS 27550-59-0

1.Quick details of 4-Hydroxyphthalicanhydride with CAS 27550-59-0

CAS No.:27550-59-0
Other Names:P-Toluene Sulfonyl Chloride
MF:C7H7ClO2S
EINECS No.:202-684-8
Place of Origin:Shandong,China
Type:Syntheses Material Intermediates
Purity:99% min
Application:dyestuff
Appearance:white crystalline
Melting Point:67-69°C
Boiling Point:134°C (10 mmHg)
Flash Point:128°C
Moisture:≤0.1%
Free Acid:≤0.1%
o-Toluene Sulfonyl Chloride:≤0.1%
Color(APHA):≤20
Assay:≥99.5%

Description of  4-Hydroxyphthalicanhydride with CAS 27550-59-0

 

Items	Specification
Appearance	White crystalline powder
Content	99% min
Melting Point	67 °C min
Water	0.05% MAX
Color value	20 Pt/Co MAX
Free acid	0.3% MAX
Toluene sulfonyl chloride	0.2 %MAX

 

3.Application 

4.Packing

25kgs/drum,9tons/20’container

25kgs/bag,20tons/20’container