Molekula
Copper (II) sulfate pentahydrate - snow technical grade microcrystals
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
Copper (II) sulfate pentahydrate is a blue crystalline compound used in agriculture as a fungicide, in laboratories for staining and as a reagent, and in industrial processes for electroplating and water treatment. It is available in microcrystalline form for enhanced solubility. CAS: 7758-99-8, Molecular Formula: CuSO4 · 5H2O, Molecular Weight: 249.69 g/mol, Storage: Ambient, Signal Word: Danger. Molekula supplies Copper (II) sulfate pentahydrate - snow technical grade microcrystals 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
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
Need a different quantity or pack?
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 | Light blue micro crystals |
| pH | 3.0 - 4.2 |
| Purity | ≥98.5% |
| Water insoluble matter | ≤0.2% |
| Iron (Fe) | ≤150ppm |
| Copper (Cu) | ≥25.1% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 9 |
| Packing Group | III |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 90025090 |
| CAS Number | 7758-99-8 |
| Molecular Formula | CuSO4 · 5H2O |
| Molecular Weight | 249.69 |
| SMILES | O.O.O.O.O.[O-]S(=O)(=O)[O-].[Cu+2] |
| UN Number | UN3077 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2833.25.00.00 |
| Tariff Code | 2833250030 |
Safety & GHS
-
Corrosive
GHS05
-
Health Hazard
GHS07
-
Hazardous to the Environment
GHS09
Hazard statements
- H302 Harmful if swallowed
- H315 Causes skin irritation
- 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+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P333+313 IF skin irritation or a rash occurs: Get medical advice/attention
- P337+313 If eye irritation persists get medical advice/attention
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Spanish.
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 Copper (II) sulfate pentahydrate used for?
It is commonly used in agriculture as a fungicide, in laboratories for staining and as a reagent, and in electroplating processes.
What is the chemical formula and molecular weight?
The formula is CuSO4 · 5H2O with a molecular weight of 249.69 g/mol.
How should it be stored?
Store at ambient temperature in a dry, well-ventilated area away from incompatible materials.
What grade is available?
This product is available in Snow Technical Grade, suitable for industrial and laboratory applications.
Can Molekula supply it in bulk?
Yes, Molekula can supply Copper (II) sulfate pentahydrate in bulk quantities—please contact sales for pricing and availability.
What documentation comes with the order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.
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.