Zhangjiagang Free Trade Zone Gangrunda International Trade Co., Ltd.--4,4'-Dihydroxydiphenyl sulfone

Zhangjiagang Free Trade Zone Gangrunda International Trade Co., Ltd.

Zhangjiagang Gangda New Material Technology Co., Ltd.

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Gangrunda International Trade

4,4'-Dihydroxydiphenyl sulfone

Chemical Name

4,4'-DIHYDROXYDIPHENYL SULFONE

Molecular Formula

C₁₂H₁₀O₄S

Structural formula

M.W.

250

CAS No.

80-09-1

Description

Colorless and needlelike crystal or white powder.It is easily dissolved in alcohol, acetonitrile, dimethyl sulfoxide, basic solution. heated water, and slightly dissolved in cool water

Product Quota

	High Pure Product(1)	High Pure Product(2)	Pure Product	Ordinary Product	Purified Product	Purified Product	Crude Product -B	Crude Product -A
4,4'- Dihydroxydiphenyl sulfone Purity≥%(HPLC)	99.9	99.8	99.7	99.5	98	97	96	95
2,4'- Dihydroxydiphenyl sulfone Purity≤%(HPLC)	0.1	0.2	0.3	0.5	2	3	4	4
Melting Point°C	246-250	246-250	246-250	245-250	243-248	243-248	238-245	220-230
Moisture ≤%	0.1	0.1	0.5	0.5	0.5	0.5	1.0	1.0
APHA	10-20	20-30	100-150	White powder	White powder	White to Off-White powder	Pink or Brown Powder	Pink or Brown Powder
classification by use	In the PES, Polycarbonate and Epoxy resin etc.		In the manufacture of heat sensitive materials and High-grade auxiliaries synthesis		In the manufacture of printing & dyeing auxiliaries and leather tannic agent

Uses

It is widely used as the raw material of polycarbonate, epoxy resin, polyether sulfone, Thermal Material and also as the intermediate of dyes, medicine, fire retardant and weave auxilianries etc.

Packing

Packed in knitted bag lined with PE bag, 25kgs or above 500kgs big bags etc or according customer's requirements

Quantity

2500MT per year

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