General description:
Papain is one of the proteolytic enzymes found in the latex of the leaves and of the green fruit of the papaya tree (Carica papaya L., Caricaceae). In industrial preparations, referred to as refined Papain, Papain EC represents only a minor part when compared to the amount of the other proteinases, papaya proteinase Ω and Chymopapain (EC, the latter being by far the most abundant enzyme. Some other hydrolytic enzymes, e.g. papaya lysozyme, are also present in refined Papain though only in minute amounts.

Papain 3000 - 4000 USP units/mg
Papain 60,000 USP units/mg
Papain 30,000 USP units/mg
Papain 600TU/mg
Customized qualities are available upon request.
Storage: Stored humidity protected (RH less than 60) at temperature below 4℃
Shelf life: 1 year when properly store


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