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Molekula TRIS Ultrapure (Tris(hydroxymethyl)aminomethane) (11942384)

Chemical Name: Tromethamine

Certifications & Compliance: EU Compliant, REACH (Europe), United States Pharmacopeia (USP)

Physical Form: Crystals, Solid

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Identification & Functionality

Chemical Name
CAS No.
77-86-1
EC No.
201-064-4
Molecular Structure

Molekula TRIS Ultrapure (Tris(hydroxymethyl)aminomethane) (11942384) - Molecular Structure

Applications & Uses

Properties

Physical Form
Appearance
White crystalline solid
Typical Properties
ValueUnitsTest Method / Conditions
Molecular Weight121.14
Specifications
ValueUnitsTest Method / Conditions
Arsenic Content (As)max. 1ppm
Assay Contentmin. 99.5%
Calcium Content (Ca)max. 3ppm
Chloride Content (Cl)max. 3ppm
Color (in 20% aqeous solution)max. 5
Copper Content (Cu)max. 1ppm
Heavy Metals (as Pb)max. 5ppm
Insoluble Mattermax. 0.03%
Iron Content (Fe)max. 5ppm
Loss on Dryingmax. 0.5%
Melting Point168.0 - 172.0°C
pH10.0 - 11.5
Residue on Ignitionmax. 0.1%
SolubilityClear, colourless
Water Contentmax. 0.2%

Regulatory & Compliance

Safety & Health

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/vapors/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

Storage & Handling

Storage Temperature
Ambient