新疆十一选五结果
Shaoxing Huawei Chemical Co.,Ltd.
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· Triphenylphosphine
· Tetrachlorophthalic Anhydride
· p-Cresol
· Sodium sulfite
· Sulfuric acid
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Triphenylphosphine

【English name】:Triphenylphosphine
【CAS】: 603-35-0
【Structural formula】:
【Molecular formula】:C18H15P
【Molecular weight】: 262.30
【Product quality】

Inspection item

Quality index

Appearance

White crystal or white powder

Assay

≥99.7% (first grade), 99.8% (top grade)

Melting point

78.5-81.5℃, 79-81℃

Loss on drying

≤0.005, ≤0.002

【Packing】:25KG/cardboard drum
【Properties】:White loose powder or crystalline solid, soluble in alcohol, benzene, and chloroform, slightly soluble in fat, almost insoluble in water.

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