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Excipient

ICH Q7 GMP Manufactured Product

Tris

USP, EP, BET*, GMP, Excipient
Product Code: TRIS-3254

*Bioburden and Endotoxin Tested

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

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Product Code: TRIS-3254
Suitable for use as a cGMP chemical in pharmaceutical manufacturing processes and products.

Tromethamine (Tris) is commonly used as a buffer and excipient in downstream biological applications during 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: NH2C(CH2OH)3
F.W.: 121.14 g/mol
Solubility at 25˚C: 550 mg/mL
pH (5% aq. Solution): 10.0 - 11.5
pKa at 25˚C: 8.07

Product Specifications

ANALYSIS

SPECIFICATIONS

Appearance and Color  
White Crystals
Appearance of Solution (EP) Passes Test
Assay, Dried Basis (USP/EP)  
99.0 – 100.5%
Endotoxin  
< = 2.5 EU/g
Identification, IR (USP-A/EP-C)

Conforms to Reference Standard

Identification A (EP), pH (5%) (USP/EP)

10.0 - 11.5

Identification B (USP)

Passes Test

Identification C (USP) Passes Test
Identification D (EP) Conforms to Reference Standard
Iron (Fe) (EP) < = 10 ppm
Loss on Drying (USP/EP) < = 0.5%
Microbial Content

TAMC

TYMC

< = 500 CFU/g

< = 200 CFU/g

Related Substances (EP) < = 1.0%
Residue on Ignition / Sulfated Ash (USP/EP) < = 0.1%
 
 
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Key Product Features:

  • The manufacturing of Tris, TRIS-3254 is performed at BioSpectra’s Stroudsburg, PA facility.
  • Appears as white crystals
  • Manufactured in accordance with ICH Q7
  • Manufactured in an enzyme free, hormone free, and animal free environment
  • Contains no known major food allergens (as defined by FDA and WHO)
  • The final product and its raw materials are not derived from nor come into contact with animal parts, animal products, and/or animal byproducts or derivatives.
  • Is not subject to genetic modification
  • Synonyms: Trometamol; THAM; Tris (Hydroxymethyl) Aminomethane; Trisaminol; Trismethylolaminomethane; 2- Amino-2 (Hydroxymethyl) propane-1,3-diol; Tromethamine

Shelf-Life Policy:

Unless otherwise noted on the Shelf-Life Statement and CoA, this product has a 2-year retest date supported by a 3-year ICH Q1 Stability Study (if one is completed).

Storage & Shipping:

Refer to SDS. 

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.