乙二胺四乙酸 三钾盐 二水合物

(KOOCCH₂)₂NCH₂CH₂N(CH₂COOK)CH₂COOH · 2H₂O

442.54

6762497

MFCD00149672

329747757

NA.25

Ethylenediaminetetraacetic acid tripotassium salt dehydrate can be used to study chelators, biochemicals and reagents. EDTA tripotassium salt has been used in a study to assess the safety of EDTA and HEDTA ingredients in cosmetic formulations.
用于消除因痕量重金属引起的对酶催化反应的抑制

BioUltra

100

≥99.0% (KT)

insoluble matter, passes filter test

7.0-9.0 (25 ℃, 0.1 M in H₂O)

182 ℃ (dec.) (lit.)

H₂O: 0.1 M at 20 ℃, clear, colorless

chloride (Cl^-): ≤50 mg/kg
sulfate (SO₄^2-): ≤500 mg/kg

Al: ≤5 mg/kg
As: ≤0.1 mg/kg
Ba: ≤5 mg/kg
Bi: ≤5 mg/kg
Ca: ≤20 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
Li: ≤5 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Mo: ≤5 mg/kg
Na: ≤2000 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Sr: ≤5 mg/kg
Zn: ≤5 mg/kg

0.1 M in H₂O

λ: 260 nm A_max: 1.5
λ: 280 nm A_max: 0.05

[K+].[K+].[K+].[H]O[H].[H]O[H].OC(=O)CN(CCN(CC([O-])=O)CC([O-])=O)CC([O-])=O

1S/C10H16N2O8.3K.2H2O/c13-7(14)3-11(4-8(15)16)1-2-12(5-9(17)18)6-10(19)20;;;;;/h1-6H2,(H,13,14)(H,15,16)(H,17,18)(H,19,20);;;;2*1H2/q;3*+1;;/p-3

MAPFUJCWRWFQIY-UHFFFAOYSA-K

GHS07,GHS08

Warning

H332 - H373

P260 - P271 - P304 + P340 + P312 - P314 - P501

Acute Tox. 4 Inhalation - STOT RE 2 Inhalation

Respiratory Tract

11 - Combustible Solids

WGK 2

dust mask type N95 (US), Eyeshields, Gloves