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Safety Information

5125-50GM-M

Sigma-Aldrich

Papain, Carica papaya

Synonym(s):

Papain, Carica papaya

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About This Item

CAS Number:
9001-73-4
Enzyme Commission number:
3.4.22.2 (BRENDA, IUBMB)
MDL number:
MFCD00131791
UNSPSC Code:
12352204

form

solid

Quality Level

100

specific activity

>30,000 USP units/mg

manufacturer/tradename

Calbiochem®

storage condition

OK to freeze

pI 

8.75

solubility

aqueous buffer: 1 mg/mL

storage temp.

2-8°C

General description

Native papain from Carica papaya. A cysteine protease that hydrolyzes peptides, amides and esters, especially at bonds involving basic amino acids, glycine or leucine. Inhibitors include leupeptin (Cat. No. 108975) and PMSF (Cat. No. 52332).
Native papain from Carica papaya. A cysteine protease that hydrolyzes peptides, amides and esters, especially at bonds involving basic amino acids, glycine or leucine. Inhibitors include leupeptin and PMSF. Has an optimal pH of 6.0-7.0 and a pI of 8.75.

Warning

Toxicity: Harmful (C)

Unit Definition

1 MCU (milk clotting unit) = 9 HDU (hemoglobin digestion units) = 6 GU (gelatin units) = 30 USP units

Reconstitution

Following reconstitution, aliquot and freeze (-20°C). Stock solutions are stable for up to 2 months at -20°C.

Legal Information

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany

Pictograms

Health hazardExclamation mark
GHS08,GHS07

Signal Word

Danger

Hazard Statements

H315,H319,H334,H335

Hazard Classifications

Eye Irrit. 2 - Resp. Sens. 1 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

5125-0GM:
5125-50GM-M:
5125-50GM:
5125-2KG:

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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