83.040.10 (Latex and raw rubber) 标准查询与下载

ASTM D1485-86(2002) 从天然原料中获取橡胶的标准试验方法.取样和样品制备

1.1 These test methods cover a uniform procedure for sampling lots of solid natural rubber. Raw natural rubber generally is marketed in bales ranging in mass from 24 to 115 kg.1.2 A procedure for determining the acceptability of lots of natural rubber is given. This procedure is based on a variable sampling plan.1.3 The sample size is based on the assumption of a visually homogeneous material. If obvious heterogeneity exists, the number of samples shall be increased.1.4 The values stated in SI units are to be regarded as the standard.1.5 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

Standard Test Methods for Rubber from Natural Sources-Sampling and Sample Preparation

ASTM D3157-84(2001) 天然橡胶染色的试验方法

DESIG: D3157 84 (Reapproved 2001) ^TITLE: Standard Test Method for Rubber from Natural Sources-Color 1.1 This test method represents a method of classifying the color of raw rubber according to a standard color scale.1.2 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only.1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

Standard Test Method for Rubber from Natural Sources8212;Color