Electronic grade hydrofluoric acid
Quality Standard:
Item
Index
EL
UP
UP-S
Hydrogen Fluoride (HF), w/ %
49±0.5
49±0.5
49±0.5
Color,hazen≤
≤10
≤10
≤10
SilicofluoricAcid, H2SIF6ppb ≤
--
--
Tlppb ≤
--
≤10 ppb
≤1 ppb
Snppb ≤
≤20 ppb
≤10 ppb
≤1 ppb
Sbppb ≤
--
≤10 ppb
≤1 ppb
Ti ppb ≤
≤100 ppb
≤10 ppb
≤1 ppb
V ppb ≤
--
≤10 ppb
≤1 ppb
Zn ppb ≤
≤100 ppb
≤10 ppb
≤1 ppb
Packing: The product is filled in a 25 kg polythene plastic drum;Alsofill it on consumer requests.
≤10 ppb
≤1 ppb
Pbppb ≤
≤50 ppb
≤10 ppb
≤1 ppb
Li ppb ≤
≤20 ppb
≤5 ppb
≤1 ppb
Mg ppb ≤
≤100 ppb
≤10 ppb
≤1 ppb
Mnppb ≤
≤100 ppb
≤10 ppb
≤1 ppb
Mo ppb ≤
≤20 ppb
≤10 ppb
≤1 ppb
Storage: The product should be stored in a storehouse with good ventilation.
Transport: It should be treated as GradeAinorganic acid corrosive goods during its transportation. Avoid heating or getting wet in the rain. Slightly load and unloappb
≤10 ppb
≤1 ppb
K ppb ≤
≤100 ppb
≤10 ppb
≤1 ppb
Ag ppb ≤
≤20 ppb
≤5 ppb
≤1 ppb
Na ppb ≤
≤100 ppb
≤10 ppb
≤1 ppb
Pt ppb ≤
≤100 ppb
≤10 ppb
≤1 ppb
Srppb ≤
--
≤10 ppb
≤1 ppb
Be ppb ≤
≤20 ppb
≤5 ppb
≤1 ppb
Bi ppb ≤
≤20 ppb
≤5 ppb
≤1 ppb
Cdppb ≤
≤50 ppb
≤10 ppb
≤1 ppb
Ca ppb ≤
≤100 ppb
≤10 ppb
≤1 ppb
Cr ppb ≤
≤20 ppb
≤10 ppb
≤1 ppb
Co ppb ≤
≤20 ppb
≤10 ppb
≤1 ppb
Cu ppb ≤
≤20 ppb
≤10 ppb
≤1 ppb
Gappb ≤
≤20 ppb
≤10 ppb
≤1 ppb
Geppb ≤
≤20 ppb
≤10 ppb
≤1 ppb
Au ppb ≤
≤20 ppb
≤5 ppb
≤1 ppb
Fe ppb ≤
≤100 ppb
Application: The product isaelectronic chemical. It is used for washing and etching in making VLSI wafer, solar battery, LED and TET-LCD faceplate,It'salso used in atomic energy industry chemical reagent.
≤100 ppb
Sulfite, SO3ppb ≤
≤5000 ppb
≤2000 ppb
≤200 ppb
Sulfate, SO4ppb ≤
≤500 ppb
≤200 ppb
Al ppb ≤
≤100 ppb
≤10 ppb
≤1 ppb
As ppb ≤
≤50 ppb
≤10 ppb
≤1 ppb
Bappb ≤
≤100 ppb
≤100000 ppb
≤20000 ppb
≤20000 ppb
Chloride,Clppb ≤
≤5000 ppb
≤5000 ppb
≤500 ppb
Nitrate, NO3ppb ≤
≤3000 ppb
≤3000 ppb
≤300 ppb
Phosphate, PO4ppb ≤
≤1000 ppb
≤1000 ppb
Granules ( ≥ 0.5μm) p/ml ≤
≤25
≤25
≤25
Granules ( ≥ 0.3μm) p/ml ≤
--
150
150
Granules ( ≥ 0.2μm) p/ml ≤
--
--
--
Molecular formula: HF
Molecular weight: 20.01
Properties: The product is a colorless and transparent solution. It has a strongly pungent odor and a strong toxicity. It is very corrosive.