GB/T 22838.8-2009Determination of physical characteristics for cigarettes and filter rods - Part 8: Moisture (English PDF)

1 Scope

This section GB/T 22838 specifies the method for determination of moisture content of cigarettes and filter rods.

This section applies to cigarettes and filter.

2 Normative references

The following documents contain provisions which, through reference GB/T 22838 in this section constitute provisions of this section. For dated reference documents

Member, all subsequent amendments (not including errata content) or revisions do not apply to this section, however, encouraged to reach under this section

Parties to research agreement to use the latest versions of these documents. For undated reference documents, the latest versions apply to this section.

GB/T 5605-2002 Tobacco and tobacco products, acetate fiber filter rods

GB/T 5606.1 cigarette - Part 1. Sampling

GB 5606.3-2005 Cigarettes - Part 3. packaging, transportation and rolling technology requirements

GB/T 15270-2001 Tobacco and tobacco products, polypropylene tow filter rod

Principle 3

Sample at a predetermined drying temperature drying to constant weight, the decrease in the weight of the original sample weight is the ratio of the sample moisture content, as a percentage

FIG.

4 Equipment

5 Sampling and Sample Preparation

Cigarettes taken in accordance with GB/T 5606.1 laboratory sample preparation and the sample, in accordance with GB 5606.3-2005 6.3.5 Preparation of the test material.

Acetate filter rod extraction laboratory samples according to GB/T 5605-2002 of 6.1, according to the sample preparation 5.5.

Polypropylene tow filter rod extraction laboratory samples according to GB/T 15270-2001 6.2, according to the prepared sample 6.3.3.

6 measuring step