Description

Trypsin Inhibitor is a high-purity, biologically active protein that specifically inhibits the proteolytic enzyme trypsin. This precise inhibition is critical for controlling unwanted proteolysis in a wide range of biochemical and biopharmaceutical processes. It is an essential reagent for researchers and manufacturers in life sciences, diagnostic development, and bioprocessing who require reliable enzyme control to ensure experimental integrity and product stability.

Application

• Cell Culture & Bioprocessing: Used to inhibit trypsin activity after cell detachment, protecting cells from proteolytic damage and improving viability in downstream applications.
• Protein Biochemistry Research: Essential for studying protease function, enzyme kinetics, and protein-protein interactions where specific trypsin inhibition is required.
• Diagnostic Kit Manufacturing: Incorporated into assay buffers and reagent formulations to prevent sample degradation by endogenous trypsin, ensuring diagnostic accuracy and stability.
• Pharmaceutical Development: Employed in the purification and formulation of therapeutic proteins and peptides to inhibit contaminating proteases and maintain product integrity.
• Food Science & Analysis: Utilized in analytical methods to measure trypsin-like activity in food products or as a research tool in nutritional studies.

Basic Information

Product Name	Trypsin Inhibitor
CAS No.	9035-81-8
Molecular Formula	N/A (Protein)
Molecular Weight	~20,000 - 25,000 Da (Source-dependent)
Synonyms	Trypsin Inhibitor, Soybean; SBTI; Soybean Trypsin Inhibitor; Kunitz Inhibitor; Protease Inhibitor; Trypsin-Kallikrein Inhibitor; Bowman-Birk Inhibitor (specific type); Antipain (related class)
EINECS	Contact for details

Quality Control

Our Trypsin Inhibitor is manufactured and tested under a rigorous quality management system. Each batch is analyzed to ensure high biological activity, purity, and consistency. Certificates of Analysis (COA) detailing specific purity, activity (BAEE or TAME units/mg), and impurity profiles are available upon request. We support compliance needs for research and industrial applications.

Storage

Preserve in a tightly closed container, protected from light. Store at 2-8°C for long-term stability. This product is hygroscopic (moisture-sensitive); ensure the container is sealed tightly after each use to prevent moisture absorption, which can affect activity and stability.

Specification

Item	Specification
Appearance	White to off-white lyophilized powder
Identification (IR)	Conforms to standard
Assay (Activity)	≥ 1.0 BAEE units/mg protein (or as per grade)
Purity (HPLC)	≥ 90% (or as per grade)
Protein Content (Biuret)	≥ 85%
Loss on Drying	≤ 5.0 %
Residue on Ignition	≤ 2.0 %

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.