Browsing Vidyodaya Journal of Science by Author "Yapa, P.A.J."

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Enhancement of Deproteinization of Hevea Rubber by Maturation of Papain Treated Hevea Latex

Yapa, P.A.J.; Fernando, W.S.E. (1998)

Possibility of improving the quality low protein rubber obtained by papain treatment of Hevea latex was investigated. A new method for the production of high quality low protein rubber from field latex was developed. It ...
A Preliminary Study of Some Aspects of Distribution of Phospholipids and Yield and Flow Properties of Hevea Latex

Kasinathan, S.; Yapa, P.A.J.; Balasubramanium, K. (1992)

The phospholipid content in various fractions obtained by high speed centrifugation of Hevea latex was studied. Distribution of phospholipid in latex as well as rubber of various clones of Hevea in relation to their ...
Some Aspects of Enhancement of Proteolytic Activity of Papain

Yapa, P.A.J.; Deshapriya, R. (1994)

Sun drying of papain, the most commonly used method.in Sri Lanka was found to yield papain of inferior quality. Both oven drying and vacuum drying were found to be superior to sun drying. Vacuum drying yielded the highest ...
Use of Dried Papaya Milk in Chitosan Manufacture

Yapa, P.A.J.; Silva, A.; Senarath, W.T.P.S.K. (2009)

A new method for the production of chitosan from shrimp waste using dried papaya milk (OPM) has been developed. It involves the treatment of demineralized (with 4% HCI) shrimp waste with OPM followed by deproteinization ...
Use of Seeds of Moringa oleifera to Clarify Turbid Waters and Wastewaters

Moramudaii, M.A.A.W.; Fernando, P.; Yapa, P.A.J. (2001)

Ability of seed extracts of Moringa oleifera to clarify turbid waters and wastewaters was investigated. Mature seed extracts of Moringa were comparatively more effective than immature seed extracts. Mature seed powder ...

Browsing Vidyodaya Journal of Science by Author "Yapa, P.A.J."

Browsing Vidyodaya Journal of Science by Author "Yapa, P.A.J."

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