1.01910
N,N-Bis(2-hydroxyethyl) glycine
(BICINE) buffer substance
Synonym(s):
N,N-Bis(2-hydroxyethyl) glycine
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About This Item
Empirical Formula (Hill Notation):
C6H13NO4
CAS Number:
Molecular Weight:
163.17
UNSPSC Code:
12161703
EC Index Number:
205-755-1
NACRES:
NA.05
MDL number:
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Quality Level
pH
4-5 (20 °C, 100 g/L in H2O)
mp
185-192 °C
solubility
100 g/L
bulk density
364 kg/m3
storage temp.
2-30°C
SMILES string
[Na+].N(CCO)(CCO)CC(=O)[O-]
InChI
1S/C6H13NO4.Na/c8-3-1-7(2-4-9)5-6(10)11;/h8-9H,1-5H2,(H,10,11);/q;+1/p-1
InChI key
MFBDBXAVPLFMNJ-UHFFFAOYSA-M
Analysis Note
Assay (perchloric acid titration): ≥ 99 %
Identity (IR-spectrum): passes test
UV-Absorption (250 nm, 50 g/l, 1 cm, water): ≤ 0.05
Chloride (Cl): ≤ 0.005 %
Sulphate (SO₄): ≤ 0.005 %
Heavy metals (as Pb): ≤ 0.0005 %
Na (Sodium): ≤ 0.005 %
Loss on Drying (105°C): ≤ 0.2 %
Biological buffer, pKa at 20 °C: 8.35
Identity (IR-spectrum): passes test
UV-Absorption (250 nm, 50 g/l, 1 cm, water): ≤ 0.05
Chloride (Cl): ≤ 0.005 %
Sulphate (SO₄): ≤ 0.005 %
Heavy metals (as Pb): ≤ 0.0005 %
Na (Sodium): ≤ 0.005 %
Loss on Drying (105°C): ≤ 0.2 %
Biological buffer, pKa at 20 °C: 8.35
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This Item | |||
|---|---|---|---|
| pH 4-5 (20 °C, 100 g/L in H2O) | pH - | pH 3.5-5.0 | pH - |
| bulk density 364 kg/m3 | bulk density - | bulk density - | bulk density - |
| storage temp. 2-30°C | storage temp. 10-30°C | storage temp. room temp | storage temp. 2-30°C |
| mp 185-192 °C | mp - | mp - | mp - |
| Quality Level 100 | Quality Level 100 | Quality Level 400 | Quality Level 100 |
| solubility 100 g/L | solubility water: 5 mg/mL | solubility water: 25 % (w/w), clear, colorless | solubility - |
Storage Class
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
Certificates of Analysis (COA)
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Global Trade Item Number
| SKU | GTIN |
|---|---|
| 1019100250 | 04022536026107 |
| 1019100025 | 04022536026091 |