Journal of the Rubber Research Institute of Sri Lanka

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Now showing 1 - 6 of 6

The preparation and properties of low nitrogen constant viscosity rubber
(Rubber Research Institute. Agalawatta, 1975) Yapa, P.A.J.
The use of papain as a biological coagulant for natural rubber latex
(Rubber Research Institute. Agalawatta, 1973) Nadarajah, M.; Yapa, P.A.J.; Balasingham, C.G.; Kasinathaii, S.
Effect of storage hardening on the PRI of chemically treated rubber
(Rubber Research Institute. Agalawatta, 1972) Yapa, P.A.J.; Karunaratne, S.W.
Some aspects of phenolic discolouration in natural rubber
(Rubber Research Institute of Sri Lanka. Agalawaththa, 1976) Yapa, P.A.J.
Enzyme deproteinization of hevea latex 111 clonal suitability for papain treatment
(Rubber Research Institute. Colombo, 1979) Yapa, P.A.J.; Lionel, W.A.
Enzyme deproteinization of hevea latex ii the use of papain in Rss manufacture
(Rubber Research Institute. Colombo, 1979) Yapa, P.A.J.; Lionel, W.A.