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High-purity ammonium fluoride solution for industrial purpose

Executive standard: GB/T 30901-2014

Item

Index

UP-S

UP-SS

ammonium fluoride w/% ≤

40.0±1.0

40.0±1.0

ammonium fluosilicate[as (NH4)2Si F6]w/ (mg/kg) ≤

10

10

Hazen ≤

10

10

PH (10g/L solution, 25℃) ≤

6.0-7.5

6.0-7.5

chloride (as Cl)  w/ (mg/kg) ≤

3

0.2

nitrate (as NO3) w/ (mg/kg) ≤

3

0.1

phosphate (as PO4)w/ (mg/kg)≤

1

0.1

sulfate (as SO4)  w/ (mg/kg)≤

3

0.2

alumnium (Al)w/ (μg/kg) ≤

1

0.1

arsenic (As)w/ (μg/kg) ≤

1

0.1

boron (B)w/ (μg/kg)  ≤

1

0.1

barium (Ba)w/ (μg/kg) ≤

1

0.1

calcium (Ca)w/ (μg/kg) ≤

1

0.1

cadmium (Cd)w/ (μg/kg) ≤

1

0.1

chromium (Cr)w/ (μg/kg) ≤

1

0.1

copper (Cu)w/ (μg/kg) ≤

1

0.1

iron (Fe)w/ (μg/kg)≤

1

0.1

potassium (K)w/ (μg/kg)≤

1

0.1

lithium (Li)w/ (μg/kg)  ≤

1

0.1

magnesium (Mg)w/ (μg/kg) ≤

1

0.1

manganese (Mn)w/ (μg/kg) ≤

1

0.1

sodium (Na)w/ (μg/kg) ≤

1

0.1

nickel (Ni)w/ (μg/kg) ≤

1

0.1

lead (Pb)w/ (μg/kg) ≤

1

0.1

titanium (Ti)w/ (μg/kg) ≤

1

0.1

antimony (Sb)w/ (μg/kg) ≤

1

0.1

tin (Sn)w/ (μg/kg) ≤

1

0.1

zinc (Zn)w/ (μg/kg) ≤

1

0.1

particle

(≥0.5μm)/ (/mL) ≤

10

-

(≥0.2μm)/ (/mL) ≤

-

10

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