Product Description
اسید فسفریک سیگما آلدریچ با کد 30417 با بسته بندی 2.5 لیتری (مشابه کد 100563 مرک ) و با مشخصات زیر :
| Product Name | Phosphoric acid, puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., ≥85% |
| Product Number | 30417 |
| Product Brand | SIGALD |
| CAS Number | 7664-38-2 |
| Molecular Weight | 98.00 |
| TEST | SPECIFICATION |
| COLOR (IN APHA) | ≤ 10 APHA |
| FLUORIDE | ≤ 0.0001 % |
| ASSAY | ≥ 85 % |
| INSOLUBLE MATTER | ≤ 0.001 % (in water) |
| SOLUBILITY (COLOR) | complying |
| SOLUBILITY (TURBIDITY) | complying |
| REDUCING IMPURITIES | complying |
| REDUCING SUBSTANCES | ≤ 0.001 % (as O) |
| RESIDUAL SOLVENTS | complying |
| VOLATILE ACIDS | ≤ 0.001 % (CH3COOH) |
| HEAVY METALS | ≤ 0.001 % (as Pb) |
| MISCELLANEOUS TESTS | phosphite,hypoph.(H3PO3): ≤ 0.002 % (complying) subst. precipitated by NH3: complying |
| ARSEN | ≤ 0.00005 % |
| CALCIUM | ≤ 0.001 % |
| CADMIUM | ≤ 0.0001 % |
| COBALT | ≤ 0.0001 % |
| CHROMIUM | ≤ 0.0001 % |
| COPPER | ≤ 0.0001 % |
| IRON | ≤ 0.0005 % |
| POTASSIUM | ≤ 0.0005 % |
| MAGNESIUM | ≤ 0.0005 % |
| MANGANESE | ≤ 0.00005 % |
| SODIUM | ≤ 0.002 % |
| NICKEL | ≤ 0.0001 % |
| LEAD | ≤ 0.0001 % |
| ZINC | ≤ 0.0002 % |
| CHLORIDE (CL) | ≤ 0.0002 % |
| NITRATE (NO3) | ≤ 0.0003 % |
| SULFATE (SO4) | ≤ 0.003 % |
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