Botulinum Toxin Synthetic Research Reagent CAS 93384-43-r

1. Comprehensive and Strict Batch Quality Control System

   
   

   Every production batch undergoes full-range quality inspection. Reverse-phase high-performance liquid chromatography (RP-HPLC) is used for quantitative purity analysis, and electrospray ionization mass spectrometry verifies molecular weight to confirm complete structural consistency. Standard Certificate of Analysis (COA) containing comprehensive test data can be provided upon customer request. All testing indicators including moisture content, residual organic solvents, impurity distribution and bacterial endotoxin comply with international general testing standards for cell-level laboratory biological reagents. Each batch retains independent samples for traceability, supporting repeatable and reproducible scientific verification experiments.
2. Suitable Aqueous Solubility for In Vitro Cell Experiments

   
   

   The lyophilized solid powder dissolves smoothly in sterile deionized water, PBS buffer and other conventional aqueous solutions widely adopted in mammalian cell culture systems. The prepared stock solution can be diluted according to different experimental concentration gradients for receptor binding detection, primary neuron culture, synaptic activity analysis and in vitro neuropharmacological evaluation. No special toxic organic solvent is required for routine laboratory testing, which reduces unnecessary interference to cell microenvironment.
3. Safe Packaging & Flexible Customized Supply Service

   
   

   We adopt sealed safety vial packaging for standard specifications. Customized net weight, external label design and special packaging schemes are supported to satisfy diversified research project demands. Moisture-proof, shock-proof and light-proof outer packaging is used to guarantee safe long-distance transportation during international sea and air logistics. Flexible order quantity meets the requirements of preliminary laboratory exploratory tests and large-scale repeated verification research. All outer packages are marked with biological safety reminder signs.

Main Research Application Fields

Complete Quality Control Standards

1. Purity Test: RP-HPLC, total purity ≥99.0%, maximum single unknown impurity ≤0.5%
2. Structure Identification: ESI-MS, measured molecular weight consistent with theoretical value
3. Water Content: Karl Fischer titration, moisture ≤5.0%
4. Protein Integrity Analysis: Meet the requirements of in vitro cell research experiments
5. Appearance: Uniform white to off-white loose lyophilized powder without caking, agglomeration or discoloration

Storage, Transportation & Strict Safety Instructions

1. Storage Tips: Keep the vial tightly sealed immediately after sampling. Avoid repeated freezing and thawing cycles, which will accelerate protein chain degradation and reduce biological activity. Strict isolated storage is required. It is strongly recommended to divide the prepared stock solution into small independent aliquots and store at -20℃ for long-term preservation.
2. Transportation: Small orders adopt sealed safe packaging; cold-chain transportation can be selected as optional service for bulk orders or ultra-long-distance cross-border shipment.
3. Operation Guidelines: Operators must receive professional biosafety training before operation. Wear complete protective equipment including nitrile gloves, lab coat and safety goggles. Strictly prevent leakage, inhalation and direct contact with skin and mucous membrane. In case of accidental contact, rinse the contacted area fully with plenty of clean running water immediately and follow emergency handling procedures.
4. Important Disclaimer: This product is FOR LABORATORY SCIENTIFIC RESEARCH ONLY. Therapeutic use for humans or animals is strictly prohibited. Users shall bear all corresponding legal liabilities for any improper application beyond the scope of scientific laboratory research and violating relevant regulatory provisions.ynaptic physiology and molecular pharmacology. This lyophilized research-grade raw material is specially produced and supplied for university life science laboratories, independent neurobiology research institutes, pharmacological exploration teams and peptide & protein research centers all over the world. This product is exclusively restricted to laboratory scientific research use only. It cannot be utilized for human injection, clinical disease treatment, cosmetic raw material processing, food additive manufacturing, feed processing or any form of in-vivo therapeutic application on experimental animals. All personnel participating in sample handling, dilution and experimental testing must receive standardized biosafety training, strictly abide by local biological safetyEvery single production batch undergoes full-range multi-index quality inspection before delivery. Reverse-phase high-performance liquid chromatography (RP-HPLC) is adopted for quantitative purity analysis, and electrospray ionization mass spectrometry (ESI-MS) is used to verify molecular weight so as to confirm complete structural consistency of target protein. Standard Certificate of Analysis (COA) containing comprehensive itemized test records can be provided to customers upon formal request. All testing indicators including moisture content, residual organic solvents, single impurity distribution and bacterial endotoxin level fully comply with international general testing standards for cell-level laboratory biological reagents. Each production batch retains independent sealed reserve samples for long-term traceability, supporting repeated, reproducible and verifiable scientific research experiments for global research teams.The lyophilized solid powder shows favorable solubility performance in sterile deionized water, PBS buffer and other conventional aqueous solutions widely adopted in mammalian primary neuron cell culture systems. The prepared mother stock solution can be further diluted according to diversified experimental concentration gradients for receptor binding activity detection, primary neuron co-culture, synaptic vesicle activity analysis and multi-dimensional in vitro neuropharmacological functional evaluation. No highly toxic organic solvent is required for routine laboratory testing operations, which effectively reduces unnecessary chemical interference to cell culture microenvironment and improves the stability and repeatability of experimental data.