技术规格说明书
产品名称
酒精 puriss. p.a., absolute, ≥99.8% (GC)
产品编号
32221
产品品牌
sigald
化学文摘社编号
64-17-5
分子量
46.07
Test皿 | 规格 |
|---|---|
| APPEARANCE (COLOR) | Colorless |
| APPEARANCE (FORM) | Liquid |
| COLOR (IN APHA) | ≤ 10 APHA |
| TITRATABLE ACID | FREE ACID (as CH3COOH): ≤ 0.0005 % |
| TITRATABLE BASE | FREE ALKALI (as NH3) ≤ 0.0001 % |
| PURITY (GC AREA %) | ≥ 99.8 % Vol. |
| REMARKS ON GC | ≤ 0.001 % ACETONE ≤ 0.05 % ISO-AMYL ALCOHOL ≤ 0.02 % METHANOL ≤ 0.003 % 2-PROPANOL |
| HIGHER BOILING IMPURITIES (GC) | ≤ 0.01 % (HIGHER ALCOHOLS) |
| SPECIFIC GRAVITY | 0.790 - 0.791 |
| REFRACTIVE INDEX N20/D | 1.3614 - 1.3618 |
| BOILING RANGE (ASTM) | 78 - 79 DEG C |
| SOLUBILITY | IN WATER: PASSES TEST |
| WATER (COULOMETR.) | ≤ 0.2 % |
| RESIDUE (EVAPORATION) | ≤ 0.001 % |
| TEST BY UV SPECTROSCOPY | PASSES TEST |
| IDENTIFICATION A | PASSES TEST |
| IDENTIFICATION B | PASSES TEST |
| REDUCING SUBSTANCES | ≤ 0.0003 % KMnO4 red. matter (as O) |
| ALDEHYDES | FURFURAL: PASSES TEST |
| VOLATILE IMPURITIES | PASSES TEST |
| HEAVY METALS | ≤ 1 ppm |
| MISCELLANEOUS TESTS | ACETONE AND 2-PROPANOL ACC. TO ACS: PASSES TEST |
| ALUMINIUM (ICP) | ≤ 0.5 ppm |
| BARIUM (ICP) | ≤ 0.1 ppm |
| BORON (ICP) | ≤ 0.02 ppm |
| CALCIUM (ICP) | ≤ 0.5 ppm |
| CADMIUM (ICP) | ≤ 0.05 ppm |
| COBALT (ICP) | ≤ 0.02 ppm |
| CHROMIUM (ICP) | ≤ 0.02 ppm |
| COPPER (ICP) | ≤ 0.02 ppm |
| IRON (ICP) | ≤ 0.1 ppm |
| MAGNESIUM (ICP) | ≤ 0.1 ppm |
| MANGANESE (ICP) | ≤ 0.02 ppm |
| NICKEL (ICP) | ≤ 0.02 ppm |
| LEAD (ICP) | ≤ 0.1 ppm |
| TIN (ICP) | ≤ 0.1 ppm |
| ZINC (ICP) | ≤ 0.1 ppm |
| SUBSTANCES DARK BY H2SO4 | PASSES TEST |
| CARBONYL COMPOUNDS | ≤ 0.003 % (as CO) |
| REMARKS | Ethanol absolute puriss. p.a., Reag. ACS, Reag. ISO, Reag. Ph. Eur. |
| EXPIRATION DATE PERIOD | 53 MONTHS |