60508
焦亚硫酸钾
BioUltra, ≥97.0% (RT)
别名:
偏硫代硫酸钾, 偏重亚硫酸钾
登录 查看组织和合同定价。
选择尺寸
变更视图
关于此项目
线性分子式:
K2S2O5
化学文摘社编号:
分子量:
222.32
NACRES:
NA.25
PubChem Substance ID:
UNSPSC Code:
12352302
EC Number:
240-795-3
MDL number:
Assay:
≥97.0% (RT)
Grade:
reagent grade
Solubility:
H2O: 0.1 M at 20 °C, clear, colorless
grade
reagent grade
Quality Level
product line
BioUltra
assay
≥97.0% (RT)
impurities
insoluble matter, passes filter test
pH
2.5-4.5 (25 °C, 0.1 M in H2O)
solubility
H2O: 0.1 M at 20 °C, clear, colorless
anion traces
chloride (Cl-): ≤50 mg/kg
cation traces
Al: ≤5 mg/kg, As: ≤0.1 mg/kg, Ba: ≤5 mg/kg, Bi: ≤5 mg/kg, Ca: ≤10 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: ≤1000 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Sr: ≤5 mg/kg, Zn: ≤5 mg/kg
absorption
cut-off at 308 nm in H2O at 0.1 M
SMILES string
[K+].[K+].[O-]S(=O)S([O-])(=O)=O
InChI
1S/2K.H2O5S2/c;;1-6(2)7(3,4)5/h;;(H,1,2)(H,3,4,5)/q2*+1;/p-2
InChI key
RWPGFSMJFRPDDP-UHFFFAOYSA-L
Application
Potassium disulfite (Potassium metabisulfite) may be use to study is antioxidant effects and ability to preserve food. Potassium disulfite may be used as an inhibitor of yeasts, bacteria, and fungi growth. Potassium metabisulfite may be used to study its potential toxicities in vivo.
Still not finding the right product?
Explore all of our products under 焦亚硫酸钾
signalword
Danger
supp_hazards
存储类别
11 - Combustible Solids
wgk
WGK 1
ppe
dust mask type N95 (US), Eyeshields, Gloves
hcodes
Hazard Classifications
Eye Dam. 1 - Skin Irrit. 2
Bindu Nair et al.
International journal of toxicology, 22 Suppl 2, 63-88 (2003-10-14)
Sodium Sulfite, Ammonium Sulfite, Sodium Bisulfite, Potassium Bisulfite, Ammonium Bisulfite, Sodium Metabisulfite, and Potassium Metabisulfite are inorganic salts that function as reducing agents in cosmetic formulations. All except Sodium Metabisulfite also function as hair-waving/straightening agents. In addition, Sodium Sulfite, Potassium
G Spano et al.
Current microbiology, 54(1), 9-13 (2006-12-13)
In order to monitor Lactobacillus plantarum and Oenococcus oeni in red wine produced with Italian grape (variety "Primitivo di Puglia"), a polymerase chain reaction- denaturing gradient gel electrophoresis (PCR-DGGE) approach using the rpoB as gene target was established. Wine was
M K Dutt
Microscopica acta, 84(3), 245-248 (1981-05-01)
This communication presents a method for the preparation of Schiff reagent in which N hydrochloric acid has been replaced by a low concentration of propionic acid. The result of using such a Schiff reagent indicates that the dye-reagent thus prepared
全球贸易项目编号
| 货号 | GTIN |
|---|---|
| 60508-250G | 04061832675947 |
| 60508-5KG | 04061833459324 |