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Excipient

ICH Q7 GMP Manufactured Product

Tris

USP, GMP, Excipient
Product Code: TRIS-3220

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

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QUANTITY
Product Code: TRIS-3220
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
Absorbance (40%) 290 nm
< = 0.2 a.u.
Appearance and Color  
White Crystals
Assay, Dried Basis  
99.0 – 101.0%
Chloride < = 100 ppm
Enzymes

DNase

RNase

Protease

None Detected

None Detected

None Detected

Identification A, IR (USP)  
Conforms to Reference Standard
Identification B (USP)  
Passes Test
Identification C (USP)  
Passes Test
Insoluble Matter  
< = 0.005%
Loss on Drying (USP)  
< = 1.0%
Melting Range (USP)  
168 – 172˚C

pH (5%) (USP)

 
10.0 – 11.5
Residue on Ignition (USP)  
< = 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

Water, KF

< = 2.0%

Printable Version

Key Product Features:

  • The manufacturing of Tromethamine (Tris), TRIS-3220 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

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.