1.0 M Sodium acetate trihydrate pH 4.5 - 100 ml

- Sterile filtered
- Formulated in Type 1+ ultrapure water: 18.2 megaohm-cm resistivity at 25°C, < 5 ppb Total Organic Carbon, bacteria free (<1 Bacteria (CFU/ml)), pyrogen free (<0.03 Endotoxin (EU/ml)), RNase-free (< 0.01 ng/mL) and DNase-free (< 4 pg/uL)

Formulated from Sodium acetate trihydrate

Synonyms: Acetic acid sodium salt trihydrate
C2H3NaO2 • 3H2O
CH3COONa • 3H2O
Mr 136.08
CAS Number [6131-90-4]
EC Number 204-823-8
Merck 14,8571
Beilstein Registry Number 3732037
RTECS AJ4580000
MDL Number MFCD00071557
Purity ≥ 99.5%
pKa = 4.8

The useful pH range of a Sodium acetate trihydrate buffer is pH 3.6 - 5.6.

Titrate HR2-569 to the desired pH using HCl
HR2-569 Measured pH Range: 8.7 - 9.3 at 25°C
HR2-569 Measured Conductivity Range: 48.0 - 51.7 mS/cm at 25°C
HR2-569 Measured Refractive Index Range: 1.34392 - 1.34415 at 20°C

HR2-789 has been titrated to pH 4.5 using HCl
HR2-789 Measured Conductivity Range: 60.8 - 67.7 mS/cm at 25°C
HR2-789 Measured Refractive Index Range: 1.34530 - 1.34579 at 20°C

HR2-731 has been titrated to pH 4.6 using HCl
HR2-731 Measured Conductivity Range: 59.3 - 64.5 mS/cm at 25°C
HR2-731 Measured Refractive Index Range: 1.34535 - 1.345745 at 20°C

Al ≤0.0005%
As ≤0.00001%
Bi ≤0.0005%
Ca ≤0.001%
Cd ≤0.0005%
Cl ≤0.0005%
Co ≤0.0005%
Cr ≤0.0005%
Cu ≤0.0005%
Fe ≤0.0005%
K ≤0.005%
Li ≤0.0005%
Mg ≤0.0005%
Mn ≤0.0005%
Mo ≤0.0005%
Ni ≤0.0005%
Pb ≤0.0005%
PO4 ≤0.0005%
SO4 ≤0.002%
Sr ≤0.0005%
Zn ≤0.0005%


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