技术规格说明书
产品名称
甲苯 puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., ≥99.7% (GC)
产品编号
32249
产品品牌
sigald
化学文摘社编号
108-88-3
分子量
92.14
Test皿 | 规格 |
|---|---|
| APPEARANCE (COLOR) | Colorless |
| APPEARANCE (FORM) | Liquid |
| COLOR (IN APHA) | ≤ 10 APHA |
| TITRATABLE ACID | FREE ACID: ≤ 0.001 % (AS HCL) |
| TITRATABLE BASE | FREE ALKALI: ≤ 0.001 % (AS NAOH) |
| PURITY (GC AREA %) | ≥ 99.7 % |
| DENSITY | 0.865 - 0.869 AT 20 DEG C |
| REFRACTIVE INDEX N20/D | 1.496 - 1.498 |
| WATER (COULOMETR.) | ≤ 0.02 % |
| RESIDUE (EVAPORATION) | ≤ 0.001 % |
| MISCELLANEOUS TESTS | THIOPHENE ≤ 0.0001 % |
| ALUMINIUM (ICP) | ≤ 0.5 ppm |
| BARIUM (ICP) | ≤ 0.1 ppm |
| BISMUTH (ICP) | ≤ 0.1 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 |
| POTASSIUM (ICP) | ≤ 0.5 ppm |
| LITHIUM (ICP) | ≤ 0.1 ppm |
| MAGNESIUM (ICP) | ≤ 0.1 ppm |
| MANGANESE (ICP) | ≤ 0.02 ppm |
| MOLYBDENUM (ICP) | ≤ 0.1 ppm |
| SODIUM (ICP) | ≤ 0.5 ppm |
| NICKEL (ICP) | ≤ 0.02 ppm |
| LEAD (ICP) | ≤ 0.1 ppm |
| TIN (ICP) | ≤ 0.1 ppm |
| STRONTIUM (ICP) | ≤ 0.1 ppm |
| ZINC (ICP) | ≤ 0.1 ppm |
| SULFUR COMPOUNDS | ≤ 0.003 % (AS S) |
| SUBSTANCES DARK BY H2SO4 | PASSES TEST |
| RECOMMENDED RETEST PERIOD | 42 MONTHS |