Molekula
Ribonuclease A from bovine pancreas (85-140 Kunitz units/mg protein)
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
Ribonuclease A from bovine pancreas is an endonuclease enzyme that specifically cleaves RNA, commonly used in molecular biology for RNA degradation studies, protein synthesis experiments, and as a model enzyme in biochemical research. This enzyme is supplied with a potency of 85–140 Kunitz units per milligram of protein, ensuring reliable activity for laboratory applications. The product has a CAS number of 9001-99-4 and requires storage at -15 to -20°C. It carries a **Danger** signal word due to potential hazards. Molekula supplies Ribonuclease A 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 | White to off-white powder |
| pH | 5.5 - 7.5 |
| Loss on Drying | ≤ 5.0% |
| Residue on Ignition | ≤ 1.0% |
| Protein by UV Absorbance | ⩾ 70.0% |
| Kunitz units/mg protein | ≥ 85 |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | -15 to -20 °C |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 90031872 |
| CAS Number | 9001-99-4 |
| Molecular Formula | N/A |
| Molecular Weight | N/A |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 3507907000 |
| Tariff Code | 3507909090 |
Safety & GHS
-
Serious Health Hazard
GHS08
Hazard statements
- H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P284 Wear respiratory protection
- P302+352 IF ON SKIN: Wash with soap and water
- P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- P342+311 Call a POISON CENTER or doctor
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Polish, 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 Ribonuclease A from bovine pancreas commonly used for?
Ribonuclease A is primarily used in molecular biology for RNA degradation studies, as a control enzyme in assays, and for studying protein structure and function.
What is the CAS number for this product?
The CAS number for Ribonuclease A from bovine pancreas is **9001-99-4**.
How should Ribonuclease A be stored?
Store Ribonuclease A at **-15 to -20°C** to maintain stability and activity.
Does Molekula offer this product in bulk quantities?
Yes, Molekula can supply Ribonuclease A in bulk—please contact us for pricing and availability.
What safety documentation comes with this order?
Each order includes a **Material Safety Data Sheet (MSDS)** and a **Certificate of Analysis (CoA)** confirming enzyme activity.
Is this product available in a different grade (e.g., recombinant or higher purity)?
This product is sourced from bovine pancreas with a specified activity range (**85-140 Kunitz units/mg**). Molekula does not currently offer a recombinant version.
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.