000 00469nam a2200145Ia 4500
008 220216s9999 xx 000 0 und d
100 _aPiyadasa K A
245 0 _aQuick method for the determination of ammonia content in natural rubber latex : A modification of the B S method
260 _bRubber Research Institute of Ceylon Bulletin
_c1971
300 _a19-23
650 _aBS method
650 _aNatural rubber latex
700 _aKarunaratne S W
942 _cJS
999 _c66222
_d66222