TRIS (Tris(hydroxymethyl)aminomethane), ACS Grade
(90025403 | 77-86-1)

CAS: 77-86-1
Molecular Formula: NH2C(CH2OH)3
Molecular Weight: 121.14
Availablility: In Stock
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TRIS (Tris(hydroxymethyl)aminomethane), ACS Grade Chemical Structure

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Safety Data Sheet
Certificate of Analysis

Product Detail
Product Code 90025403
Product Name TRIS (Tris(hydroxymethyl)aminomethane), ACS Grade
Categories Biochemicals Buffers Diagnostic Raw Materials
CAS 77-86-1
Molecular Formula NH2C(CH2OH)3
Molecular Weight 121.14
Storage Details Ambient
Harmonised Tariff Code 2922190090

Product Specification
Assay/Purity ≥99.8%
Melting Point 168°C to 172°C
Grade ACS Reagent
Heavy metals ≤ 5ppm
pH (5%aqueous):10.0to11.5
Loss on Drying ≤0.5%
Solubility Clear, colourless
Residue on Ignition ≤0.1%
Appearance White crystalline powder
Iron (Fe) ≤1ppm
Water (Karl Fischer) ≤2%

Safety Information
Pictograms
Exclamation Mark
Signal word warning
Hazard statements
  • H315: Causes skin irritation

  • H319: Causes serious eye irritation

  • H335: May cause respiratory irritation
Precautionary statements
  • P261: Avoid breathing dust/fume/gas/mist/vapours/

  • P280: Wear: protective gloves/ clothing & eye protection

  • P302+352: IF ON SKIN: Wash with soap and water

  • P304+340: IF INHALED: Remove victim to fresh air & keep at rest in a position comfortable for breathing

  • P305+351+338: IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing