2. Referenced Documents

D1278 Test Methods for Rubber from Natural Sources--Chemical Analysis
D4483 Practice for Evaluating Precision for Test Method Standards in the Rubber and Carbon Black Manufacturing Industries
D6499 Test Method for The Immunological Measurement of Antigenic Protein in Natural Rubber and its Products
E70 Test Method for pH of Aqueous Solutions With the Glass Electrode
D5712 Test Method for Analysis of Aqueous Extractable Protein in Natural Rubber and Its Products Using the Modified Lowry Method