00304nam a2200097Ia 4500008004100000245009100041260000900132500003800141650000800179650001900187220217s9999    xx            000 0 und d 0aMethods of test for natural rubber. Part III. Determination of ash. (Second Revision).  c1988  aStandard number: IS 3660 Part III  aAsh  aNatural rubber