| 品牌 |  |
| 产品名称 |
乙二胺四乙酸 ： Ethylenediaminetetraacetic acid ——【产品编号：SIGMA-ALDRICH-E9884】
|
| CAS编号 | 60-00-4 |
| 别名 | EDTA，Ethylenedinitrilotetraacetic acid，Edathamil， (Ethylenedinitrilo)tetraacetic acid，亚乙基二次氮基四乙酸，依地酸，乙二胺四醋酸，EDTA free acid |
| 级别 | ACS 级 |
| 纯度&分析 | ACS reagent, 99.4-100.6%, powder |
| Tips | 钙螯合剂，用于消除因痕量重金属引起的对酶催化反应的抑制。 |
| 分子式 | (HO2CCH2)2NCH2CH2N(CH2CO2H)2
|
| 分子量 | 292.24 |
| 储存条件 | 常温避光保存。 |
| 性质 |
| grade |
ACS reagent |
| assay |
99.4-100.6% |
| form |
powder |
| impurities |
≤0.005% Insol. dil. NH4OH |
| |
≤0.1% Nitrilotriacetic acid ([HOCOCH2]3N) |
| ign. residue |
≤0.2% |
| mp |
250 °C (dec.)(lit.) |
| cation traces |
Ca: ≤0.001% |
| |
Fe: ≤0.005% |
| |
Mg: ≤5 ppm |
| |
heavy metals (as Pb): ≤0.001% |
|
| 原产地 | 美国 |
| 描述 |
Application
Calcium chelator used to eliminate inhibition of enzyme catalyzed reactions due to traces of heavy metals.
|
| 供货状态 | True |
| 参考文献 | N/A |
| 类型 | BSZH 有机化学试剂 |
| 安全信息 |
| Symbol |
 |
| Signal word |
Warning |
| Hazard statements |
H319 |
| Precautionary statements |
P305 + P351 + P338 |
| Personal Protective Equipment |
dust mask type N95 (US), Eyeshields, Gloves |
| Hazard Codes (Europe) |
Xi |
| Risk Statements (Europe) |
36 |
| Safety Statements (Europe) |
26 |
| WGK Germany |
2 |
| RTECS |
AH4025000 |
|