ASTM D6730用100米毛细管(柱前)高分辨率气相色谱法测定火花点火发动机燃料中各成分的标准试验方法
日期:2012-02-08 10:59
on of all components present. Samples containing significant amounts of olefinic or naphthenic, or both, constituents above octane may reflect significant errors in PONA-type groupings.
If water is or is suspected of being present, its concentration is determined by the use of Test Method D1744. Other compounds containing oxygen, sulfur, nitrogen, and so forth may also be present, and may co-elute with the hydrocarbons. When known co-elution exists, these are noted in the test method data tables
4/17 下一页 上一页 首页 尾页
返回
刷新
WAP首页
网页?/a>
登录
09/10 01:28