High Purity Zinc Chloride ZnCl₂ for Battery Manufacturing with 99.99% Purity and

High Purity Zinc Chloride

Product Overview
Hongjian Chemical produces high purity zinc chloride using the "zinc ingot-hydrochloric acid" direct synthesis method combined with multi-stage purification technology. With its exceptional purity, stable chemical properties, and unique Lewis acidity, it plays a key role in battery electrolytes, catalysts, functional materials, and other fields. The product is certified by the ISO9001 Quality Management System, ensuring full-process quality control from raw materials to finished products.

❋ Aliases: Zinc Chloride Powder
❋ English Name: High Purity Zinc Chloride
❋ Chemical Formula: ZnCl₂
❋ Molecular Weight: 136.30
❋ CAS Number: 7646-85-7

Key Properties: Strong Lewis acidity, extremely high solubility, highly hygroscopic, excellent complexation ability

Hongjian Chemical Zinc Chloride Solutions

1. "Electrolyte Expert" for New Energy Batteries

• Zinc-air battery special grade zinc chloride, purity ≥99.99%, heavy metals like iron and copper ≤1 ppm, battery cycle life increased to over 500 cycles

• Electrolyte additive for zinc-bromine flow batteries, inhibits dendrite formation, increases battery energy efficiency to 85%

• Interface modifier for solid-state zinc-ion batteries, reduces interface impedance to below 20 Ω·cm²

2. "Catalysis Master" for Fine Chemicals

• Fischer-Tropsch synthesis catalyst promoter, increases CO conversion to 95%, C5+ selectivity reaches 85%

• Lewis acid catalyst for organic synthesis, used in Friedel-Crafts reactions, yield increased by 15%, catalyst usage reduced by 30%

• Polycondensation catalyst for polyester synthesis, replaces traditional antimony-based catalysts, product whiteness increased by 5 percentage points

3. "Construction Expert" for Functional Materials

• Template agent for MOF material synthesis, prepared ZIF-8 specific surface area reaches 1800 m²/g

• Main component of wood preservatives, preservation grade reaches Class I, service life extended to 30 years

• Flux for ceramic glazes, reduces melting temperature by 150°C, improves glaze surface gloss

4. "Protection Guard" for Metal Treatment

• Flux for hot-dip galvanizing, effectively removes substrate surface oxide film, coating adhesion increased by 50%

• Core component of welding fluxes, removes metal oxides, improves welding quality

• Passivating agent for metal surfaces, forms dense protective film on steel surface, corrosion resistance improved 3 times

Hongjian Technological Advantages

Innovative Processes

• Developed "three-stage rectification-molecular sieve dehydration" process, product purity stabilized above 99.9%

• Adopts "microreactor continuous synthesis" technology, reaction efficiency increased by 40%, energy consumption reduced by 25%

• Anhydrous zinc chloride moisture control ≤0.01%, prevents product hydrolysis deterioration

Quality Control

• Uses 99.995% high-purity zinc ingots as raw materials, ensures product purity from the source

• Establishes 21 quality inspection procedures, 100% online monitoring coverage of key indicators

• Heavy metal content controlled at Pb≤0.5 ppm, Cd≤0.1 ppm, As≤0.2 ppm

R&D Capability

• Provincial-level Zinc Chemical Engineering Technology Research Center

• Joint laboratory established with Central South University School of Metallurgy

• Annual R&D investment over 20 million RMB, obtained 12 patents

Product Specification System

Multi-specification Product Matrix

Technical Service Support

Application Technical Support

• Provides battery electrolyte formulation optimization services

• Assists customers in developing new zinc-based catalysts

• Free sample testing and application process guidance

Quality Assurance System

• ISO9001/ISO14001 dual system certification

• Provides complete test reports for each batch

• Establishes product quality traceability files

Supply Chain Guarantee

• Two production bases in Hunan and Guangdong, annual capacity 8000 tons

• Five regional warehouses nationwide, 48-hour emergency delivery

• Supports customized packaging and special specification requirements