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如東華云化工有限公司

Rudong Huayun Chemical Co., Ltd.

Main phosphorous acid and phosphite series

The main product is phosphorous acid, with an annual output of 10,000 tons

PRODUCTS

Huayun Chemical

Phosphorous acid(98.5%)

I. Quality Index (PRC chemical industry HG/T2520-2006 standard)

Assay(In H₃PO₃)	≥98.5%
Chloride(In Cl)	≤0.01
Sulfate(In SO₄)	≤0.006
Phosphate(In PO₄)	≤0.2
Iron(In Fe)	≤0.005
Heavy metal(In Pb)	≤0.001
Appearance	White crystal
Aqueous solution test (70%)	Colorless and transparent, no impurity

II. Packing:
(1) Net weight 25kg/bag, plastic woven bag;
(2) Net weight 500kg/1000kg/bag;
(3) Other, packed according to customers' requirements.

III. Output: 10000T/A