標(biāo)準(zhǔn)物質(zhì)一站式采購平臺(tái)
Part Number：ECS-2SD909
Product Name：Ethylenediaminetetraacetic acid calcium disodium salt
General Information：
LOT NUMBER：TC200302-10
FORMULA：C10H12N2O8CaNa2
FORMULA WEIGHT：374.27
CAS NUMBER：62-33-9
MDL NUMBER：MFCD00148919
LONG TERM STORAGE：Room Temperature
| Test | Specification | Result |
| Appearance (Color) | White | White |
| Appearance (Form) | Crystals | Crystals |
| Proton NMR Spectrum | Conforms to Structure | Conforms |
| Purity | ≥99.00% | 99.25% |
| Uncertainty | —— | +/- 2.0 % |
| Water by Karl Fischer | 8.0% to 13.0% | 10.70% |
| Recommended Retest Period | —— | 5 Years |
Note： Stanford Chemicals guarantees the purity of this chemical standard +/- 2.0 % deviationprior to the expiration date shown on the label. This guarantee is exclusive of anycontamination caused by the customer.
注：以上信息僅供參考，以產(chǎn)品附帶證書為準(zhǔn)。
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