Camel
第1楼2011/12/05
(c) The closure assembly to include the sealing gasket or sealing compound, together with any polymeric or resinous coating, film, foil, naturalcork, or glass that forms a part of the food-contact surface of the assembly, when extracted on a suitable glass container with a solvent or solvents characterizing the type of foods, and under conditions of time and temperature characterizing the conditions of its use as determined from tables 3 and 4 shall yield net chloroform-soluble extractives (corrected for zinc as zinc oleate) not to exceed the tolerances specified in table 2, calculated on the basis of the water capacity of the container on which the closure is to be used.
都不是，应该是氯仿可溶性物质除以垫圈所配套容器水容量的重量（如容器可装500ml水，那就除以500g）
Camel
第6楼2012/07/26
能否指出原文那一段有描述。是否是最后一句？此句应该是说按175.300的操作方法吧
Employ the analytical method described in
§ 175.300 of this chapter, adapting the
procedural details to make the method
applicable to closures; such as, for example,
placing the closed glass container
on its side to assure contact of
the closure’s food-contacting surface
with the solvent.
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