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

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Industrial sulfuric acid

【English name】:Sulfuric acid
【CAS】:7664-93-9
【Molecular formula】:H₂SO₄
【Molecular weight】:98.08
【Use】:Widely used in fertilizer, oil refining, chemicals, pharmaceuticals, dyes, printing and dyeing industries.
【Index】:

Index	Superior product	First grade product	Qualified product
Sulfuric acid % ≥	98.0	98.0	98.0
Ash % ≤	0.02	0.03	0.10
(Fe)% ≤	0.0+86-5	0.010	——
(As)% ≤	0.0001	0.0+86-5	——
(Pb)% ≤	0.0+86-5	0.02	——
Transparency/mm ≥	80	50	——
Chroma/ml ≤	2.0	2.0	——

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