English name : Tris carbonate; Di (tris [hydroxymethyl] aminomethane) carbonate salt; Trizma carbonate; Tris (hydroxymethyl) aminomethane carbonate salt
CAS: 68123-29-5
[NH2C (CH2OH) 3] 2 `H2CO3 = 304.29
Level : High Purity Grade
Content : ≥98.5%
PH: 7.5 ~ 9.0 (25 ℃, 0.1 M in H2O)
Heavy Metal : ≤0.001%
Residue on ignition : ≤0.1%

UV absorption: λ: 260 nm Amax: 0.01; λ: 280 nm Amax: 0.01

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

K: ≤50 mg / kg

Li: ≤5 mg / kg

Mg: ≤5 mg / kg
Characters: the white crystalline powder.
Use: Biochemical studies biological buffers .
Save : 2 ~ 8 ℃