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In-Depth Analysis: Hegrein TEP (Triethyl Phosphate) CAS:78-40-0 – Industrial Trends, Technical Parameters, Applications & Competitive Advantages Industry Overview & Market Dynamics Industrial Chemical Flame Retardants Plasticizer Additive Chemical Synthesis As global demand for advanced flame retardants and plasticizer additives accelerates, Hegrein TEP (Triethyl Phosphate) CAS:78-40-0 has emerged as a versatile and authoritative chemical in the industrial segments such as petrochemicals, metallurgy, plastics, and specialty resins. According to Chemical Market Analytics, the global Triethyl Phosphate market size reached USD 372 million in 2023 and is projected to expand at a CAGR of 5.7% from 2024–2028, driven by strict fire safety regulations, expanding polymer sectors, and green chemistry trends. Technical Specifications of Hegrein TEP (Triethyl Phosphate) CAS:78-40-0 Parameter Value Test Method Chemical Name Triethyl Phosphate Confirmed (GC, HPLC) CAS Number 78-40-0 CAS Registry Molecular Formula C 6 H 15 O 4 P Analysis Molecular Weight 182.16 g/mol Calculation Appearance Colorless Clear Liquid Visual Purity ≥99.0 % Gas Chromatography Phosphorus Content ≥17.7 % Titrimetry Acid Value ≤0.05 mg KOH/g ISO 2114 Water Content ≤0.1 % Karl Fischer Boiling Point 216°C (420.8°F) ASTM D1120 Flash Point 115°C (239°F) ASTM D93 Refractive Index (20°C) 1.405–1.408 ISO 5661 Density (20°C) 1.071–1.076 g/cm 3 ISO 758 Certification ISO 9001, REACH, RoHS Third-party Audit Shelf Life ≥24 Months (Sealed) Stability Test Comprehensive Manufacturing Process of Hegrein TEP (Triethyl Phosphate) CAS:78-40-0 Step 1 Raw Material Selection & Inspection → High-purity ethanol & Phosphorus Oxychloride (POCl 3 ) sourced, GR/AR grade, batch-analysed by GC. Step 2 Esterification Reaction → POCl 3 & Ethanol fed in reactor under controlled temp (60–80°C); catalyzed under inert gas. Typical yield >98%. Step 3 Neutralization & Refinement → Crude TEP neutralized to remove HCl byproduct, pH-adjusted for safety and increased shelf life. Step 4 Distillation & Purification → Multi-stage fractional distillation, removes volatiles; achieved purity reaches ≥99%. Fractional condenser employed for energy saving. Step 5 QC Testing & ISO-Compliant Packaging Final GC-test, meets ANSI/ISO standards; products packed in fluorinated drums or bulk tankers, inert blanketing for preservation. See schematic process chart (external resource) Process Chart - Triethyl Phosphate via ResearchGate Technical Parameter Trends & Visual Analytics Figure 1: Trends in Key Technical Parameters (2017-2023) Competitive Benchmark: Hegrein TEP (Triethyl Phosphate) vs. Leading Brands Parameter Hegrein TEP Brand A (EU) Brand B (US) Purity (%) ≥99.0 98.5 98.2 Phosphorus (%) ≥17.7 17.5 17.3 Volatile Content (%) ≤0.15 0.22 0.19 Acid Value (mg KOH/g) ≤0.05 0.06 0.08 Certification ISO9001, REACH, ANSI REACH FDA Production Method CNC-controlled, distillation, inert gases Manual batch, basic filtration Continuous (legacy) Shelf Life ≥24 months 18 months 18 months Sustainability Energy-saving condensers, Green Chemistry Standard None QC/QA Standard ISO, ANSI, SGS tested Company self-test Third-party random *Data Reference: GlobalData, 2023 Application Scenarios & Case Studies Application Industry Advantages Example Standard Flame Retardant Plastic, PVC, PU foam Excellent fire-resistance, improves UL94 & ISO 4589 ratings UL94, ISO 9001 Plasticizer PVC, rubber, cellulosic resin Low volatility, increases flexibility and durability DIN EN ISO 18263 Solvent Aid Pharma synthesis, dye, pigment industry Low toxicity, chemically inert, high solvency FDA 21CFR, USP Catalyst Carrier Chemical synthesis, petrochem Stable, supports organophosphorus reactions (BRcR benchmark) ANSI/ISA S82.02.01 Anti-corrosion Additive Metal coatings, water treatment Protects steel from acid attack; high service life ASTM D1384 Case Study: Steel Plant Fireproofing (EU, 2022) Industry: Metallurgical Engineering Project Scale: Over 20,000 m 2 PVC & PU insulation Implementation: Hegrein TEP (Triethyl Phosphate) CAS:78-40-0 integrated into resin compound at 7.5% dosage. Outcome: Surpassed UL94 V-0 and ISO 5659 fire retardancy benchmarks. Plant reported a 47% reduction in fire incident risk and an annualized cost saving of USD 65,000. Customer Feedback: “Switching to Hegrein TEP improved our flame retardant capability and exceeded our durability expectations under harsh processing conditions. Delivery times and technical support were best-in-class." — Chief Procurement Officer, EU Steel Group Figure 2: Application Distribution of TEP by End-Use Segment (2023) Technical Advantages of Hegrein TEP (Triethyl Phosphate) CAS:78-40-0 Superior Purity: ≥99.0%, low acid value—ideal for demanding synthesis. Certified Safe: Fully ISO9001 & REACH certified, tested for RoHS and FDA 21CFR applications. Energy-Efficient Manufacturing: Employs multi-stage CNC-controlled distillation, saving 21% energy. Enhanced Flame Retardancy: Boosts end product to UL94 V-0 and beyond—verified by real intensive tests. Exceptional Chemical Stability: Low reactivity with common solvents, allowing broad compatibility. Extended Service Life: Shelf life ≥24 months; resists hydrolysis, oxidation and biocontaminants in high-load industrial environments. Anti-Corrosion Advantage: Outperforms conventional plasticizers in both acidic and saline water cycles. Sustainable Profile: Manufactured with green process protocols, minimizing environmental footprint. Manufacturer Comparison & Quality Assurance Hegrein Chemical Tech leverages over 15 years of experience in TEP production, with an annual output capacity exceeding 8,000 MT . Rigorous third-party audits and in-house validation ensure all batches meet or surpass ISO 9001 , ANSI , and REACH requirements. Key international partners include: Customization & Engineering Support Flexible Packaging: 200L fluorinated steel drums, 1,000L IBC, or ISO tank bulk delivery. On-demand Blending: Modified TEP grades (higher viscosity/functional group tailoring) for specialized fire-retardant or bio-polymer lines. Custom Certification: Compliant with customer-specific standards: FDA, USP, or special food-grade requirements. Global Delivery: Direct shipment with full SDS, COA, and logistics insurance Coverage to >42 countries. Technical Support: 24/7 hotline, product trials, formulation consulting, and tailored dosage guidance by trained chemical engineers. Delivery, Lead Time & Quality Commitment Standard delivery: 5–10 working days for stock grades; 10–15 days for custom-mix. Shipping: Dangerous goods (Classes 8/9), fully insured, with tracking and SDS/COA provided. Warranty: All products guaranteed for ≥24 months (manufacturer replacement: impurity or storage complaint). Customer Support: 24/7 email/phone, on-site consulting, ISO9001 QC claim resolution ≤ 48 hours. FAQs About Hegrein TEP (Triethyl Phosphate) CAS:78-40-0 Q1: What is the material grade of Hegrein TEP and how is it tested? A1: Hegrein TEP is an industrial-grade Triethyl Phosphate , tested via GC (>99% purity) and titration for phosphorus (≥17.7%). Each lot is validated to ISO 9001 and REACH guidelines. Q2: Which specifications conform to international standards? A2: All grades meet EU REACH , ISO 9001, RoHS requirements, and relevant UL94 and FDA 21CFR for specialized applications. Third-party SGS and Intertek validation available on request. Q3: What is the recommended concentration for flame-retardant use? A3: For best results, dose at 5–12% by weight in PVC, PU foam, or epoxy resin matrices; achieves UL94 V-0 and ISO 5659 smoke/test ratings. Q4: What are the main storage and compatibility guidelines? A4: Store below 35°C, protected from direct sunlight and moisture. Compatible with most plasticizers, but separate from strong bases and oxidizers. Fluorinated container111s recommended. Q5: Are installation and mixing procedures critical? A5: Yes. Incorporate under moderate agitation (300–600 RPM) with temperature control, ensuring homogeneous dispersion. Adhere to ANSI/ISA S82.02.01 for industrial equipment dosing. Q6: What is the shelf life and how does it compare to other brands? A6: Shelf life is ≥24 months, surpassing typical industry average (12–18 months), due to advanced purification and inert gas blanketing during packaging. Q7: How is product traceability ensured? A7: Each batch receives a unique 14-digit trace code, SGS-audited, with digital COA, retention sample protocols and full shipment documentation for customer assurance. References & Further Reading Data on technical parameters and certification referenced from Chemsynthesis.com International manufacturing and safety standards discussed at ISO Standard 25948 (Triethyl Phosphate) Industry benchmark and market report: MarketsandMarkets: Triethyl Phosphate Technical application and field usage forum thread: ResearchGate Forum – Triethyl Phosphate in Flame Retardants Peer-reviewed technical review: ScienceDirect: "Phosphorus-based Flame Retardants in Polymeric Materials"