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·	Triphenylphosphine
·	Tetrachlorophthalic Anhydride
·	p-Cresol
·	Sodium sulfite
·	Sulfuric acid

· Binhai:Shaoxing Huawei Chemical Co.,Ltd.
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· Paojiang:Shaoxing Huali Fine Chemical Co., Ltd.
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· Pingshui:Shaoxing Huawei Chemical Co., Ltd.
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p-Toluene sulfonic acid

【English name】:p-Toluenesulfonic acid
【CAS】:104-15-4
【Molecular formula】:C₇H₈O₃S
【Molecular weight】:172.2
【Index】

Index	Industrial product
Appearance	White crystal
p-Toluene sulfonic acid%≥	82.0
Free acid %≤	6.5

【Use】: For organic synthesic catalysts, resin curing agent, such as manufacture of p-Cresol
【Packing】:Plastic woven bag, 50kg/bag.