Trimethyl Borate/TMB 40% 70% 99% CAS 121-43-7

Assay: 40%; 70%; 99% or customized according to customer needs
Appearance: Colorless liquid
Package: 40kg/drum, 170kg/drum, 180kg/drum
Capacity: 8000MT/year
Sample: Available
related documents:

COA of Trimethyl borate Cas 121-43-7
TDS of Trimethyl borate Cas 121-43-7

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Trimethyl Borate (TMB) 40%, 70%, 99% CAS 121-43-7: Comprehensive User Guide

1. Product Specifications & Comparison
2. Key Applications & Industrial Uses
3. Operational Guidelines & Best Practices
4. Real-World Implementation Scenarios
5. Verified Customer Success Stories
6. Technical Consultation & Quotation

1. Product Specifications & Comparison

Parameter	TMB 40%	TMB 70%	TMB 99%
CAS Number	121-43-7
Molecular Formula	C₃H₉BO₃
Molecular Weight	103.91 g/mol
Appearance	Clear liquid	Clear liquid	Colorless liquid
Boiling Point	68-69°C	68-69°C	68-69°C
Flash Point	-1°C	-1°C	-1°C
Water Reactivity	Decomposes exothermically

2. Key Applications & Industrial Uses

Core Functional Roles:

Chemical Synthesis: Critical intermediate for potassium/sodium borohydride production
Polymer Industry: Flame retardant additive for plastics, resins, and specialty coatings
Semiconductor Manufacturing: High-purity boron source for doping processes
Catalytic Systems: Co-catalyst in esterification and transesterification reactions
Textile Engineering: Cotton fiber flame resistance treatment (NFPA 701 compliant)

3. Operational Guidelines & Best Practices

Material Handling Protocol:

Store under nitrogen atmosphere at 2-8°C
Use explosion-proof equipment in processing areas
Maintain vapor concentration below 10% LEL

Safety Compliance:

NFPA 704: Health 2, Flammability 3, Reactivity 1
DOT Classification: UN 2416 (Flammable liquid, 3)

4. Real-World Implementation Scenarios

Electronics Manufacturing:

Precision doping of silicon wafers using 99.9995% purity grade TMB achieved 8% improvement in semiconductor electron mobility.

Pharmaceutical Synthesis:

TMB 70% azeotrope reduced reaction time by 40% in cephalosporin intermediate production through enhanced catalytic efficiency.

5. Verified Customer Success Stories

Case 1: Advanced Materials Corp.

Increased flame retardancy rating from UL94 V-2 to V-0 in polycarbonate composites using 2.5% TMB additive.

Case 2: National Semiconductor Ltd.

Implemented TMB 99.99% in GaN wafer production, reducing defect density by 32% compared to conventional boron sources.

6. Technical Consultation & Quotation

Request customized technical specifications or bulk pricing:

Email: info@vivalr.com
Tel: (86) 15866781826

Our chemical engineers will respond within 2 business hours with:

Material Safety Data Sheet (ISO 11014)
Customized concentration solutions
Logistics optimization plans

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Trimethyl Borate/TMB 40% 70% 99% CAS 121-43-7

Trimethyl Borate (TMB) 40%, 70%, 99% CAS 121-43-7: Comprehensive User Guide

Table of Contents

1. Product Specifications & Comparison