Molekula
Zinc Chloride granular 98/100%
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Zinc chloride (ZnCl₂) is an inorganic salt widely used in galvanizing, battery production, and as a flux in soldering and brazing. It also serves as a reagent in chemical synthesis, a deodorant, and a wood preservative. This granular form offers 98–100% purity, with a molecular weight of 136.30 g/mol (CAS 7646-85-7). Store at ambient conditions; handle with care (Signal Word: Danger). Molekula supplies Zinc Chloride granular 98/100% from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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100 g — £22.00 per pack ex VAT · £26.40 inc. VAT
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Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White solid |
| Assay | ≥98% |
| Iron (Fe) | ≤10ppm |
| Zinc Oxide (ZnO) | 0.6-0.7% |
| Lead (Pb) | ≤5ppm |
| Calcium (Ca) | ≤0.25% |
| Copper (Cu) | ≤2ppm |
| Nickel (Ni) | ≤5ppm |
| Manganese (Mn) | ≤15ppm |
| Sulphates (SO4)(2-) | ≤0.05% |
| Nitrate (NO3-) | ≤0.003% |
| Alkaline Chlorides | ≤1% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 8 |
| Packing Group | III |
| Acidity | Acid |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | White, hygroscopic crystals |
| Odour | Odorless |
| Melting Point | 290 °C |
| Boiling Point | 732 °C |
| Solubility (other solvents) | 1 gram dissolves in 0.25 mL 2% hydrochloric acid, 1.3 mL alcohol, 2 mL glycerol; freely soluble in acetone |
| Vapour Pressure | 0 mmHg (approx) |
| Refractive Index | 1.681 |
Source: PubChem CID 5727 (HSDB, ICSC, The National Institute for Occupational Safety and Health (NIOSH))
Identification
| Property | Value |
|---|---|
| SKU | 90023203 |
| CAS Number | 7646-85-7 |
| IUPAC Name | dichlorozinc |
| Molecular Formula | ZnCl2 |
| Molecular Weight | 136.30 |
| Exact Mass | 133.8668 |
| SMILES | Cl[Zn]Cl |
| InChIKey | JIAARYAFYJHUJI-UHFFFAOYSA-L |
| InChI | InChI=1S/2ClH.Zn/h2*1H;/q;;+2/p-2 |
| PubChem CID | 5727 |
| UN Number | UN2331 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| Tariff Code | 2827398590 |
Safety & GHS
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Corrosive
GHS05
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Health Hazard
GHS07
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Hazardous to the Environment
GHS09
Hazard statements
- H302 Harmful if swallowed
- H314 (sub cat. 1B) Causes severe skin burns and eye damage
- H318 Causes serious eye damage
- H400 Very toxic to aquatic life
- H410 Very toxic to aquatic life with long lasting effects
Precautionary statements
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P308+313 IF exposed or concerned: Get medical advice/attention
Documents
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is zinc chloride granular 98/100% commonly used for?
Zinc chloride is widely used in galvanizing, as a flux in soldering, in the production of rayon, and as a wood preservative, among other industrial applications.
What is the chemical formula and molecular weight of zinc chloride?
The chemical formula is **ZnCl₂**, and the molecular weight is **136.30 g/mol**.
How should zinc chloride granular 98/100% be stored?
Store at **ambient temperature** in a cool, dry place, away from incompatible substances like strong oxidizers or metals.
What purity grade is available for zinc chloride granular?
Molekula supplies this product at **98–100% purity**, suitable for most industrial and laboratory applications.
Can Molekula supply zinc chloride granular in bulk quantities?
Yes, we offer bulk packaging options for zinc chloride granular to meet large-scale industrial requirements.
What documentation comes with a zinc chloride granular order?
Each order includes a **Certificate of Analysis (CoA)**, Material Safety Data Sheet (MSDS), and a product specification sheet.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.