TRIS Ultrapure (Tris(hydroxymethyl)aminomethane)
(11942384 | 77-86-1)

CAS: 77-86-1
Molecular Formula: C4H11NO3
Molecular Weight: 121.14
Availablility: In Stock
Downloads: Product Specification | Safety Data Sheet [EN]
TRIS Ultrapure (Tris(hydroxymethyl)aminomethane) Chemical Structure

11942384-100g 100g £9.80
11942384-500g 500g £34.90
11942384-1kg 1kg £59.70
Bulk Order
11942384-100g 100g €14.70
11942384-500g 500g €52.35
11942384-1kg 1kg €89.55
Bulk Order
11942384-100g 100g $17.64
11942384-500g 500g $62.82
11942384-1kg 1kg $107.46
Bulk Order
Safety Data Sheet
Certificate of Analysis

Product Detail
Product Code 11942384
Product Name TRIS Ultrapure (Tris(hydroxymethyl)aminomethane)
Categories Buffers
CAS 77-86-1
Molecular Formula C4H11NO3
Molecular Weight 121.14
Storage Details Ambient
Harmonised Tariff Code 29221600

Product Specification
Melting Point 168.0°C - 172.0°C
Water <0.2%
Arsenic 1ppm max
Identification IR conforms
pH 10.0 - 11.5
Loss on Drying 0.5% max
Solubility Clear, colourless
Assay 99.5% min
Calcium 3ppm max
Iron 5ppm max
Copper 1ppm max
Residue on Ignition 0.1% max
Insoluble Matter <0.03%
Heavy Metals (Pb) 5ppm max
Chloride 3ppm max
Appearance White crystalline solid
Colour (20% aq solution) <5
Identity Ph. Eur Conforms

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/spray

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

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

  • P308+313: IF exposed or concerned: Get medical advice/attention