碳酸钾

K₂CO₃

138.21

4267587

209-529-3

MFCD00011382

57651721

Potassium carbonate is used to develop and study methods of nucleic acid, DNA, amino acid and peptide intercalation into structures such as into Mg-Al layered double hydroxide (hydrotalcite) capsules.

BioUltra

≥99.0% (T)

powder or crystals

insoluble matter, passes filter test
≤0.001% total nitrogen (N)

11.0-13.0 (25 ℃, 1 M in H₂O)

891 ℃ (lit.)

H₂O: 1 M at 20 ℃, clear, colorless

chloride (Cl^-): ≤30 mg/kg
phosphate (PO₄^3-): ≤20 mg/kg
silicate (as SiO₂): ≤30 mg/kg
sulfate (SO₄^2-): ≤30 mg/kg

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: ≤200 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Sr: ≤5 mg/kg
Zn: ≤5 mg/kg

1 M in H₂O

λ: 260 nm A_max: 0.03
λ: 280 nm A_max: 0.02

[K+].[K+].[O-]C([O-])=O

1S/CH2O3.2K/c2-1(3)4;;/h(H2,2,3,4);;/q;2*+1/p-2

BWHMMNNQKKPAPP-UHFFFAOYSA-L

GHS07

Warning

H315 - H319 - H335

P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Respiratory system

13 - Non Combustible Solids

WGK 1

dust mask type N95 (US), Eyeshields, Gloves