Substance
ID:183715
Names and Identifiers
IUPAC name
3-{[1,3-dihydroxy-2-(hydroxymethyl)propan-2-yl]amino}-2-hydroxypropane-1-sulfonic acid
Synonyms
TAPSO3-三羟甲基甲胺-2-羟基丙磺酸3-[N-三(羟甲基)甲胺]-2-羟基丙磺酸N-[三(羟甲基)甲氨基]-2-羟基丙磺酸
IUPAC Traditional name
tapso (buffer)
Registration numbers
CAS Number
MDL Number
EC Number
Beilstein Number
PubChem SID
Properties
Safety Information
European Hazard Symbols
Irritant (Xi)GHS Precautionary statements
P261-P305+P351+P338
Risk Statements
36/37/38
GHS Pictograms
Acute toxicity (oral, dermal, inhalation), category 4
Skin irritation, category 2
Eye irritation, category 2
Skin sensitisation, category 1
Specific Target Organ Toxicity – Single exposure, category 3
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
Safety Statements
26-36
German water hazard class
3
GHS Signal Word
Warning
GHS Hazard statements
H315-H319-H335
Product Information
Cation Traces
Ca: ≤0.0005%
Cu: ≤0.0005%
Pb: ≤0.001%
Fe: ≤0.0005%
Mg: ≤0.0005%
NH4+: ≤0.05%
Na: ≤0.005%
Zn: ≤0.0005%
Al: ≤0.0005%
K: ≤0.005%
Antion Traces
chloride (Cl-): ≤0.05%
sulfate (SO42-): ≤0.05%
Impurities
≤0.0005% Phosphorus (P)
≤0.1% Insoluble matter
Purity
≥99% (titration)
Ignition Residue
≤0.1%
pH Range
7.0 - 8.2
Physical Property
Absorption Wavelength
A1M/260, H2O ≤0.1
A1M/280, H2O ≤0.05
p𝘒ₐ
7.6
Solubility
H2O: soluble1 M at 20 °C, clear, colorless
Molecule Details
No Data Available
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Molecular Spectra
No Data Available
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References
No Data Available
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