C0250
二甲胂酸钠 三水合物
≥98%
别名:
二甲基胂酸 钠盐 三水合物, 二甲胂酸 钠盐, 卡可基酸 钠盐
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关于此项目
线性分子式:
(CH3)2AsO2Na · 3H2O
化学文摘社编号:
分子量:
214.03
UNSPSC Code:
12161700
NACRES:
NA.21
PubChem Substance ID:
EC Number:
204-708-2
Beilstein/REAXYS Number:
3702348
MDL number:
产品名称
二甲胂酸钠 三水合物, ≥98%
SMILES string
[Na+].[H]O[H].[H]O[H].[H]O[H].C[As](C)([O-])=O
InChI key
RLGWPHBPRCROJO-UHFFFAOYSA-M
InChI
1S/C2H7AsO2.Na.3H2O/c1-3(2,4)5;;;;/h1-2H3,(H,4,5);;3*1H2/q;+1;;;/p-1
assay
≥98%
form
powder
pH
5.1-7.4
pKa (25 °C)
6.27
solubility
water: 100 mg/mL, clear, colorless
application(s)
ADME/TOX
storage temp.
room temp
Quality Level
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Application
二甲胂酸钠三水合物可用于稳定电子显微镜固定剂。它也用于收集振动切片，以采用核苷二磷酸酶技术。
General description
二甲胂酸钠是一种有机砷化合物，在体内代谢生成无机三价砷。在毒理学研究中，二甲胂酸钠用作砷源。它可用作缓冲液，有效pH缓冲范围为5.1-7.4。在显微镜研究中，甲次砷酸盐的缓冲能力可防止组织固定导致的酸性过度。
signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1B
存储类别
6.1B - Non-combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
wgk
WGK 3
ppe
Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges
法规信息
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