Molekula
Proteinase K Solution 20 mg/ml
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
Proteinase K Solution 20 mg/ml is a highly active serine protease enzyme used for digesting proteins in molecular biology applications, such as DNA/RNA extraction, Southern/Northern blotting, and protein removal from samples. This solution contains 20 mg/ml of Proteinase K (CAS 39450-01-6) with the molecular formula C29H27N2O12P and a molecular weight of 626.50 g/mol. It requires storage at -15 to -20°C, carries a **Danger** signal word due to its high activity and potential hazards, and is supplied in a stable, ready-to-use liquid form. Molekula supplies Proteinase K Solution 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 | Clear liquid solution |
| Purity | ≥95% |
| Solution | 20 mg/ml |
| Activity (Dry Weight) | ≥30 U/mg |
| DNase | None |
| RNAse | None |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | -15 to -20 °C |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 90036953 |
| CAS Number | 39450-01-6 |
| Molecular Formula | C29H27N2O12P |
| Molecular Weight | 626.50 |
| REACH Code | Y110 |
| HTS Code | 3507.90.70.00 |
| Tariff Code | 3507909090 |
Safety & GHS
-
Health Hazard
GHS07
-
Serious Health Hazard
GHS08
Hazard statements
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled
- H335 May cause respiratory irritation
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P284 Wear respiratory protection
- P302+352 IF ON SKIN: Wash with soap and water
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Russian, 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 Proteinase K Solution 20 mg/ml used for?
Proteinase K Solution (20 mg/ml) is commonly used for digesting proteins in molecular biology applications, such as DNA/RNA extraction, Southern/Northern blotting, and protein removal from samples.
What is the chemical formula and molecular weight of Proteinase K?
The chemical formula is **C₂₉H₂₇N₂O₁₂P**, and the molecular weight is **626.50 g/mol**.
How should Proteinase K Solution be stored?
Store at **-15 to -20°C** to maintain stability and activity.
What grade or purity is available for this Proteinase K Solution?
Molekula supplies **molecular biology grade** Proteinase K, optimized for high enzymatic activity and purity in lab applications.
Can Molekula supply this Proteinase K Solution in bulk?
Yes, we can provide bulk quantities upon request—contact our sales team for custom packaging and pricing.
What documentation comes with the order of Proteinase K Solution?
Each order includes a **Certificate of Analysis (CoA)**, **Safety Data Sheet (SDS)**, and batch-specific documentation for traceability.
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.