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Excipient

ICH-Q7 GMP Manufactured Product

TROMETHAMINE (TRIS)

USP, GMP, Excipient Grade

Minimum Order Quantity: 500kg Lead Time (if no stock): 3-months

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Product Code: TRIS-3220 | Previously: TR3220
Intended For Use As An Excipient

Tromethamine (Tris), is commonly used as a buffer and excipient in biological applications downstream in the manufacture of drug products. Tris is considered a “Good’s” buffer because it has low UV absorptivity, minimal reactivity, stable pH and is soluble in water.

CAS #: 77-86-1
Formula: C4H11NO3
Sol. In H2O @ 25°C (g/L): 550
F.W.: 121.14 g/mol
pH @ 20°C 5% aq.: 10.0 - 11.5
Useful pH: 7.0 - 9.0
pKa @ 20˚C: 8.3

Product Specifications

ANALYSIS SPECIFICATIONS
Absorbance (40%) 290 nm
≤ 0.2 a.u.
Appearance and Color  
White / Crystals
Assay  
99.0–101.0%
Chloride ≤100 ppm
Enzymes

DNase

RNase

Protease

None Detected
None Detected
None Detected
Heavy Metals  
≤ 5 ppm
Identification B  
Passes Test
Identification C  
Passes Test
Identification (IR)  
Passes Test
Insoluble Matter  
≤ 0.005%
Karl Fischer Water  
≤ 2.0%
Loss on Drying  
≤ 1.0%
Melting Range  
168–172˚C

pH (5%)

 
10.0–11.5
Residue On Ignition  
≤ 0.1%
Trace Metals Arsenic (As)
Calcium (Ca)
Copper (Cu)
Iron (Fe)
Lead (Pb)
Magnesium(Mg)

≤ 5 ppm
≤ 5 ppm
≤ 5 ppm
≤ 5 ppm
≤ 5 ppm
≤ 5 ppm

Printable Version

General Product Description:

  • The manufacturing of Tromethamine TRIS-3220 is performed at BioSpectra’s Stroudsburg, PA facility and is conducted in a dedicated processing area using only dedicated equipment.
  • Tromethamine is a White Crystalline product.
  • Molecular Formula: C4H11NO3
  • Molecular Weight: 121.14 g/mol.
  • CAS Number: 77-86-1.
  • There are no known major food allergens (as defined by FDA and WHO) in the manufacture of this product.
  • BioSpectra certifies that all Tromethamine TRIS-3220 manufactured at BioSpectra and its raw materials are not derived from or come in contact with animal parts, products, and/or byproducts.
  • Tromethamine manufactured at BioSpectra and any raw materials used in the manufacture of Tromethamine at BioSpectra are not subject to genetic modification.
  • Synonyms: Tris, Tromethamine, Tri (Hydroxymethyl) Amino Methane.

GMP Compliance:

Bio Excipient Grade Tromethamine TRIS-3220 is suitable for use as an excipient. It is manufactured in accordance with the ICH-Q7 Good Manufacturing Practice Guide. This grade of Tromethamine is not suitable to be used as an Active Pharmaceutical Ingredient, Drug Product or Household Item.

Expiration:

The recommended expiration period for Tromethamine is three years from the date of manufacture.

Storage and Shipping Conditions:

Ship and Store in ambient temperature.

Package Sizes:

10kg, 25kg and 50kg pails.

Bulk GMP Fine Chemicals exclusively manufactured in North America

American Manufactured - FDA Registered GMP Facilities: Parenteral Excipients, GMP Small Molecule Intermediates, GMP Biological Buffers, Parenteral Carbohydrates, GMP Chlorinated Amino Acids, GMP Solutions in Sterile Single Use Packaging and other Reagent & GMP Fine Chemicals.