乙酸钠三水合物 [醋酸钠三水合物]，Sodium acetate trihydrate [SAT]；for analysis EMSURE® ACS,ISO,Reag. Ph Eur, 99.0-101.0%

等级

ACS reagent

质量水平

300

Agency

reag. ISO
reag. Ph. Eur.

产品线

EMSURE^®

检测方案

99.0-101.0% (perchloric acid titration)
99.0-101.0% dry basis (perchloric acid titration)

形式

solid

自燃温度

1112 °F
607 °C

效能

3530 mg/kg LD₅₀, oral (Rat)
>10000 mg/kg LD₅₀, skin (Rabbit)

杂质

≤0.005% Insoluble matter
≤0.005% Reducing substances

缺失

39.0-40.5% loss on drying, 130 °C

pH值（酸碱度）

7.5-9.2 (20 °C, 50 g/L in H₂O)

mp

58 °C

转变温度

flash point >250 °C (anhydrous substance)

溶解性

613 g/L

密度

1.42 g/cm³ at 20 °C

堆积密度

900 kg/m³

痕量阴离子

chloride (Cl^-): ≤0.0005%
phosphate (PO₄^3-): ≤0.0002%
sulfate (SO₄^2-): ≤0.002%

痕量阳离子

Al: ≤0.0005%
As: ≤0.0002%
Ca: ≤0.001%
Ca: ≤0.005%
Cu: ≤0.0003%
Fe: ≤0.0005%
K: ≤0.005%
Mg: ≤0.0005%
Mg: ≤0.005%
N: ≤0.001%
Pb: ≤0.0005%
heavy metals (as Pb): ≤0.0005%

紫外吸收

λ: 254 nm A_max: ≤0.02
λ: 280 nm A_max: ≤0.01
λ: 350 nm A_max: ≤0.01

储存温度

2-30°C

SMILES string

O.O.O.[Na+].CC([O-])=O

InChI

1S/C2H4O2.Na.3H2O/c1-2(3)4;;;;/h1H3,(H,3,4);;3*1H2/q;+1;;;/p-1

InChI key

AYRVGWHSXIMRAB-UHFFFAOYSA-M