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Phosphoric Acid（H3PO4）

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Index

To use: In organic synthesis, it is used as compound cyclating agent, acylating agent, orthophosphoric acid substitute and analytical reagent.
Packaging: pail pack

Phosphoric Acid（H₃PO₄）Technical Performance Index

Executive standard：Food grade：GB1886.15-2015 Industrial grade：GB-T202091-2008

Serial number	Index name	Industrial grade（First level）	Food grade
1	Appearance	Colorless and transparent or slightly colored mesh liquid
2	Chroma（number）≤	30.0	20.0
3	Phosphoric Acid（H₃P₄）%≥	85.0	75-86
4	Chloride（In terms of CL）%≤	0.0005	/
5	sulphate（In terms of SO₄）%≤	0.003	/
6	Fe %≤	0.002	/
7	Arsenic（As)%≤	0.0001	0.00005
8	Heavy metal(In terms of Pb）%≤	0.001	0.0005
9	Easy oxide（In terms of H₂PO₃）%≤	/	0.012
10	Fluoride（In terms of F）%≤	/	0.001

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