---
product_id: 62058197
title: "CB3210-5 Proteinase K Solution, 5 mL @ 20Mg/ mL Concentration in Calcium Acetate Buffer"
brand: "denville scientific"
price: "R$5"
currency: BRL
in_stock: false
url: https://www.desertcart.com.br/products/62058197-cb3210-5-proteinase-k-solution-5-ml-20mg-ml-concentration
store_origin: BR
region: Brazil
---

# Stable at elevated temperatures 20 mg/mL high enzyme concentration Reliable -20°C storage CB3210-5 Proteinase K Solution, 5 mL @ 20Mg/ mL Concentration in Calcium Acetate Buffer

**Brand:** denville scientific
**Price:** R$5
**Availability:** ❌ Out of Stock

## Summary

> 🧪 Unlock flawless nucleic acid prep with Proteinase K precision!

## Quick Answers

- **What is this?** CB3210-5 Proteinase K Solution, 5 mL @ 20Mg/ mL Concentration in Calcium Acetate Buffer by denville scientific
- **How much does it cost?** R$5 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.com.br](https://www.desertcart.com.br/products/62058197-cb3210-5-proteinase-k-solution-5-ml-20mg-ml-concentration)

## Best For

- denville scientific enthusiasts

## Why This Product

- Trusted denville scientific brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Thermostable Performance:** Maintains activity even under harsh, high-temperature conditions for robust protocols.
- • **RNase/DNase-Free Assurance:** Guaranteed absence of nucleases protects precious PCR and RT-PCR templates.
- • **Optimized Storage at -20°C:** Preserves enzyme integrity and longevity, ready whenever your experiments demand precision.
- • **Broad-Spectrum Serine Protease:** Efficiently cleaves native and denatured proteins, maximizing sample prep versatility.
- • **Molecular Biology Grade Purity:** Ensures contamination-free RNA/DNA isolation for flawless downstream applications.

## Overview

Proteinase K Solution (5 mL at 20 mg/mL) from Denville Scientific is a molecular biology-grade, broad-spectrum serine protease. It excels in cleaving proteins under native and denaturing conditions, is thermostable, and free from RNases and DNases, making it ideal for high-fidelity RNA and DNA purification workflows. Stored at -20°C to maintain peak activity.

## Description

Proteinase K is a highly active serine protease (MW 28,500 Da) isolated from the fungus Tritirachium album. The enzyme exhibits broad cleavage specificity on native and denatured proteins and is widely used in the purification of native RNA and DNA from tissues or cell lines. Because the solution is tested for the absence of RNases and DNases, it is ideal for isolating PCR and RT-PCR templates, Manufacturer name - Denville Scientific, Country of origin - United States, science lab ultrasonic cleaner solutions.

## Features

- Molecular biology grade
- Broad-spectrum serine protease
- Stable water high temperatures
- Active under denaturing conditions
- Stored at -20°C

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07312SH75 |
| Date First Available | June 21, 2017 |
| Item Weight | 1.9 pounds |
| Item model number | CB3210-5 |
| Manufacturer | Denville Scientific Inc. |
| Package Dimensions | 5 x 5 x 5 inches |

## Images

![CB3210-5 Proteinase K Solution, 5 mL @ 20Mg/ mL Concentration in Calcium Acetate Buffer - Image 1](https://m.media-amazon.com/images/I/01RmK+J4pJL.jpg)

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---

*Product available on Desertcart Brazil*
*Store origin: BR*
*Last updated: 2026-02-26*