Absolute ethyl alcohol
- 产品描述
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project unit Advanced Electronics Reagent grade UP grade specification EL grade specification AR grade specification content % ≥99.8 ≥99.8 ≥99.7 Chroma Hazen ≤10 ≤10 ----- Evaporation residue ppm ----- ≤5 ≤10 Particles (≥0.5um) pcs/ml ≤25 ----- ----- Particles (≥0.3um) pcs/ml ≤150 ----- ----- Particles (≥0.2um) pcs/ml ≤300 ----- ----- mixed with water test ----- qualified qualified qualified Density(20℃) g/mL 0.789~0.791 0.789~0.791 0.789~0.791 Acidity (as H+) mmol/100g ≤0.02 ≤0.02 ≤0.04 Alkalinity (as OH-) mmol/100g ≤0.005 ≤0.005 ≤0.01 Reduce potassium permanganate ppm ≤2.5 ≤2.5 ≤2.5 easily carbonized substance ----- qualified qualified qualified Carbonyl compound (as CO) ppm ≤30 ≤30 ≤30 Methanol (CH3OH) Methanol % ≤0.02 ≤0.02 ≤0.05 Isopropanol(CH3)2CHOH % ≤0.003 ≤0.003 ≤0.01 Moisture (H2O) % ≤0.2 ≤0.2 ≤0.3 Chloride (Cl) ppm ≤0.5 ≤1 ----- Sulfate (SO4) ppm ≤1 ≤1 ----- Al ppb ≤10 ----- ----- Arsenic (As) ppb ≤10 ≤50 ----- Barium (Ba) ppb ≤10 ≤50 ----- Boron (B) ppb ≤10 ----- ----- Cadmium (Cd) ppb ≤10 ≤50 ----- Calcium (Ca) ppb ≤10 ----- ----- Chromium (Cr) ppb ≤10 ----- ----- Cobalt (Co) ppb ≤20 ≤100 ----- Copper(Cu) ppb ≤10 ≤10 ----- Ga ppb ≤10 ----- ----- Ge ppb ≤10 ----- ----- Gold (Au) ppb ≤20 ----- ----- Iron (Fe) ppb ≤10 ≤100 ----- Lead (Pb) ppb ≤10 ≤10 ----- Lithium (Li) ppb ≤10 ----- ----- Magnesium (Mg) ppb ≤10 ----- ----- Manganese (Mn) ppb ≤10 ≤10 ----- Mo ppb ≤10 ----- ----- Ni ppb ≤10 ≤10 ----- Niobium (Nb) ppb ≤10 ----- ----- Potassium (K) ppb ≤50 ----- ----- Silver (Ag) ppb ≤10 ----- ----- Sodium (Na) ppb ≤50 ≤500 ----- strontium (Sr) ppb ≤10 ----- ----- Thallium (Tl) ppb ≤10 ----- ----- Tin (Ti) ppb ≤10 ----- ----- Tin (Sn) ppb ≤10 ----- ----- Vanadium (V) ppb ≤10 ----- ----- Zinc (Zn) ppb ≤50 ≤10 -----
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