技术规格说明书
产品名称
2-吡咯烷酮 99%
产品编号
w482900
产品品牌
aldrich
化学文摘社编号
616-45-5
分子量
85.10
Test皿 | 规格 |
|---|---|
| APPEARANCE (COLOR) | Colorless to Faint Yellow and White to Faint Yellow |
| APPEARANCE (FORM) | Liquid or Solid |
| PURITY (GC AREA %) | ≥ 98.5 % |
| SPECIFIC GRAVITY | 1.105 - 1.115 |
| REFRACTIVE INDEX N25/D | 1.485 - 1.489 |
| INFRARED SPECTRUM | CONFORMS TO STRUCTURE |
| ARSENIC (ICP) | ≤ 3 ppm |
| CADMIUM (ICP) | ≤ 1 ppm |
| MERCURY (ICP) | ≤ 1 ppm |
| LEAD (ICP) | ≤ 10 ppm |
| EXPIRATION DATE PERIOD | 60 months |