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Phosphoric Acid 85%
Formula: H3PO4 F.W.: 98.0 CAS: 7664-38-2
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Physical Data |
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Appearance |
Clear |
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Density (g/ml. 20℃) |
1.687 |
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Boiling Point (℃) |
158 |
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HPLC PA-3102 |
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Assay |
min 85.0% |
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Color (APHA) |
max 10 |
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Insoluble matter (%) |
max 0.001 |
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Antimony (Sb) (%) |
max 0.002 |
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Arsenic (As) (ppm) |
max 1 |
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Calcium (Ca) (%) |
max 0.002 |
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Chloride (Cl) (ppm) |
max 3 |
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Heavy Metals (as Pb) (%) |
max 0.001 |
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Iron (Fe) (%) |
max 0.003 |
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Magnesium (Mg) (%) |
max 0.002 |
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Manganese (Mn) (ppm) |
max 0.5 |
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Nitrate (ppm) |
max 5 |
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Potassium (K) (%) |
max 0.005 |
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Sodium (Na) (%) |
max 0.025 |
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Sulfate (%) |
max 0.003 |
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Volatile Acids (as Acetic Acid) (%) |
max 0.001 |
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Optical Absorbance of a 1M solution at |
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220nm |
max 0.05 |
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254nm |
max 0.04 |
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300nm |
max 0.02 |
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