| 中文名称 |
小牛胸腺DNA |
| 英文名称 |
DNA sodium salt from calf thymus, Thymonucleic acid sodium salt |
| CAS识别号 |
73049-39-5 |
| MDL识别号 |
MFCD00130922 |
| EC识别号 |
Null,without related properties. |
| Beilstein |
Null,without related properties. |
| 分子式 |
Null,without related properties. |
| 分子量 |
Null,without related properties. |
| 分子结构图 |
 |
| 产品性状 |
白色粉末,溶液呈无色至微黄色液体,参考溶解度:2MG/ML IN H20. |
| 质量标准 |
| Product Name |
DNA sodium salt from calf thymus
Type I, fibers |
| Product Number |
D1501 |
| Product Brand |
SIGMA |
| CAS Number |
73049-39-5 |
| |
| TEST |
SPECIFICATION |
| APPEARANCE |
WHITE SOLID |
| SOLUBILITY |
CLEAR TO HAZY, COLORLESS TO FAINT YELLOW SOLUTION AT 2 MG/ML IN H20. |
| SOURCE |
CALF THYMUS |
| RATIO A260/A280 |
> OR = 1.8 |
| A260 UNITS/MG SOLID |
> OR = 16.0 |
| UNIT DEFINITION |
ONE UNIT WILL YIELD AN A260 OF 1.0 IN 1.0ML OF 15MM SODIUM CHLORIDE AND 1.5MM SODIUM CITRATE, PH7.0 (1CM LIGHT PATH). ONE MG OF DNA IS EQUIVALENT TO APPROX. 20A260 UNITS. |
| ICP-ATOMIC EMISSION |
6 TO 13% SODIUM |
|
5 TO 9% PHOSPHORUS |
| PROTEIN BY LOWRY |
< OR = 10% |
| ENZYMATIC SUITABILITY |
TESTED AND FOUND SUITABLE AS A SUBSTRATE FOR DNASE |
| RECOMMENDED RETEST |
4 YEARS |
| DOCUMENT # |
D1501/09/09/09/5 | |
| 储存条件 |
2-8 °C 冷藏保存，Stored at 2-8 °C. |
