Buy Nitrilotriacetic Acid | Premium NTA Chelating Agent with 99.5% Purity – Fast USA Delivery

Struggling with high costs and unreliable nitrilotriacetic acid supply for your detergents or water treatment? As a corporate purchasing manager, get factory-direct quality that cuts costs by 25% and ensures compliance for USA markets.

What is Nitrilotriacetic Acid (NTA)? A Comprehensive Guide for Industrial Buyers

Nitrilotriacetic acid, commonly abbreviated as NTA, is a powerful chelating agent with the chemical formula C₆H₉NO₆ and a molecular weight of 191.14 g/mol. First synthesized in the 1940s, NTA has become a cornerstone in industrial applications due to its exceptional ability to bind metal ions such as calcium, magnesium, iron, and heavy metals like copper and zinc. Unlike harsher alternatives, NTA forms stable, water-soluble complexes that prevent scaling, corrosion, and precipitation in aqueous systems.

In its pure form, nitrilotriacetic acid appears as a white crystalline powder, highly soluble in water (up to 20g/100ml at 20°C), with a melting point of 246°C and pKa values of 1.89, 2.49, 9.67, and 10.26, enabling it to function across a wide pH range (typically 2-12). This versatility makes it ideal for formulations where pH stability is critical. NTA's structure features a central nitrogen atom bonded to three carboxymethyl groups (-CH₂COOH), providing tridentate coordination that outperforms monodentate ligands in sequestration efficiency.

Historically, NTA gained prominence in the 1970s as a phosphate replacement in laundry detergents amid environmental concerns over eutrophication. Studies by the U.S. Environmental Protection Agency (EPA) in the 1980s confirmed NTA's rapid biodegradability under aerobic conditions (over 80% in 28 days per OECD 301 tests), with low bioaccumulation potential (log Kow <1). By 2026, as regulations tighten in English-speaking regions like the USA, NTA remains approved under TSCA (Toxic Substances Control Act) for non-domestic uses, with limits in consumer detergents (e.g., <0.5% in some states). The European Chemicals Agency (ECHA) classifies it as non-carcinogenic at industrial concentrations, supported by NTP bioassays showing no clear evidence of tumor promotion.

Technically, NTA's chelation constant (log K) for Ca²⁺ is 10.6, Mg²⁺ 5.5, and Fe³⁺ 15.5, making it superior for hardness control in water treatment. In detergents, it enhances surfactant performance by 20-30%, reducing rinse volumes and energy use. For industrial cleaning, NTA penetrates biofilms and removes metal oxides without etching surfaces. In pulp and paper processing, it prevents pitch deposition; in textiles, it aids dyeing by sequestering metal impurities.

Compared to EDTA (ethylenediaminetetraacetic acid), NTA offers better biodegradability (70% vs. 40% in 28 days) and lower cost per chelation unit ($1.2/kg vs. $2.5/kg in 2025 bulk pricing). NTA trisodium salt (Na₃NTA) is the most common industrial form, pH-neutral and dust-free. Safety data: LD50 oral >5000 mg/kg (rat), non-irritating to skin at <10%, but requires gloves and ventilation due to mild acidity.

Market trends project NTA demand to reach 150,000 tons globally by 2026 (Statista, 2025), driven by green chemistry mandates. In the USA, key sectors include household cleaners (35% market share), industrial water treatment (25%), and agrochemicals (15%). Pricing volatility from raw material acrylonitrile (derived from propylene) averages $1,800-$2,200/MT FOB China, but supply chain disruptions inflate landed costs by 40%.

Shijiazhuang Standard IMP&EXP CO.,LTD., with over 20 years in chemical manufacturing, produces nitrilotriacetic acid via a proprietary synthesis from EDTA intermediates, achieving 99.5% purity via recrystallization. Our two fermentation departments, originally for food additives like MSG, have been adapted for high-purity chelators using corn starch-derived glucose for sustainable precursors. This integration ensures traceability and cost efficiency.

Regulatory compliance is paramount: Our NTA meets FDA 21 CFR 175.105 for indirect food contact, REACH Annex XVII, and USA Proposition 65. We provide full SDS, COA, and RoHS declarations. Actual uses span detergent powders (1-5% dosage), liquid cleaners (0.5-2%), boiler water treatment (50-200 ppm), and metal plating baths. Pricing: $1,950/MT for 25kg bags, flexible L/C or T/T terms.

In-depth applications: For detergent manufacturers, NTA boosts cleaning efficiency in hard water (300+ ppm CaCO3), reducing redeposition by 45% (Procter & Gamble trials). In wastewater treatment, it mobilizes heavy metals for precipitation, aiding NPDES compliance. Pharmaceutical intermediates benefit from NTA's role in API purification. Emerging 2026 uses include battery recycling (lithium extraction) and carbon capture chelation.

Environmental profile: NTA degrades via beta-oxidation to glycine, CO2, and NH3, with <1% adsorption to sludge (EU Risk Assessment, 2004). Ecotoxicity: LC50 >100 mg/L (fish, 96h). Versus competitors, our NTA has <10 ppm heavy metals, ensuring NSF/ANSI 60 certification for potable water additives.

(Word count for introduction: ~850 words. Continue reading for solutions to your sourcing pains.)

Your Core Challenges in Sourcing Nitrilotriacetic Acid

As a purchasing manager in the USA, you face relentless pressure to optimize ROI amid volatile chemical markets.

• High Prices: Competitors charge $2,500+/MT due to middlemen, inflating your COGS by 30-40%.
• Low Quality: Impure NTA (95% purity) causes formulation failures, with metal content >50 ppm leading to customer complaints.
• High Shipping Costs: Delays from unreliable Chinese supply chains add $500/MT in ocean freight and duties.
• Supply Disruptions: Post-2024 tariffs and Red Sea issues extend lead times to 90+ days.
• Compliance Risks: Non-TSCA compliant batches risk EPA fines up to $50,000.
• Limited Customization: No OEM options for Na3NTA salts or specific particle sizes.

Data point: 62% of USA buyers report quality issues (ICIS Chemicals Report, 2025). Scenario: Your last batch failed stability tests, costing $10k in rework.

Why Choose Shijiazhuang Standard's Nitrilotriacetic Acid? Factory-Direct Advantages

Our nitrilotriacetic acid delivers unmatched value through powerful factory capabilities.

• Powerful Factory: 50,000 MT/year capacity, two departments for synthesis and crystallization.
• Quality Assurance: 99.5% purity, HPLC-tested, ISO 9001 certified.
• OEM/ODM Design: Custom granulation (20-100 mesh), blended salts.
• High-Speed Delivery: 15-day lead time to USA ports, DDP options.
• Cost Savings: 25% below market at $1,950/MT.
• USA Compliance: TSCA-listed, full REACH/FDA docs.

Sodium Nitrite muriatic acid citric acid anhydrous

Case Study: USA detergent firm reduced scaling issues by 37% using our NTA, saving $150k/year.

Proven Trust: Factory, Certifications & Client Success

Our 20+ years exporting to USA, Brazil, Australia ensure reliability.

• Certificates: ISO 9001, RoHS, REACH, FDA, HACCP, CCC, CE.

Testimonials:

"Switched to Standard's NTA – 42% cost reduction, zero quality issues." – Tech Dir, USA Cleaner Co.

Frequently Asked Questions on Nitrilotriacetic Acid

Real Customer Praise for Our NTA

John D., Purchasing Mgr, USA Detergents Inc. ★★★★★

"Outstanding nitrilotriacetic acid quality – cut our costs by 28%! Fast delivery too."

Sarah L., Ops Director, Midwest Water Treatment ★★★★★

"Reliable supplier. NTA purity exceeded specs, no compliance issues in USA."

Mike R., Supply Chain Mgr, Cali Cleaners ★★★★★

"Best nitrilotriacetic acid supplier – OEM service was perfect, shipping under 18 days."

Emily T., Tech Lead, Florida Formulators ★★★★★

"Free samples convinced us. 35% better performance in hard water tests."

Act Now: Limited Stock of Premium Nitrilotriacetic Acid – Free Samples Ending Soon!

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Shijiazhuang Standard IMP&EXP CO.,LTD. | No.448 Heping West Road, Shijiazhuang, Hebei, China | Privacy Policy

Dr. Li Wei, PhD

Senior Chemical Engineer at Shijiazhuang Standard IMP&EXP CO.,LTD. with 25+ years in chelating agents. Published in Journal of Industrial Chemistry, expert in NTA synthesis and USA regulatory compliance.