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FZ/T 40004-2023 English PDF

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FZ/T 40004-2023: (Test method for glue content of silk)
Status: Valid

FZ/T 40004: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
FZ/T 40004-2023English119 Add to Cart 3 days [Need to translate] (Test method for glue content of silk) Valid FZ/T 40004-2023
FZ/T 40004-2009English199 Add to Cart 2 days [Need to translate] Testing method for sericin content in silk Obsolete FZ/T 40004-2009
FZ/T 40004-1999English439 Add to Cart 4 days [Need to translate] Inspection regulations of raw silk Obsolete FZ/T 40004-1999

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Basic data

Standard ID FZ/T 40004-2023 (FZ/T40004-2023)
Description (Translated English) (Test method for glue content of silk)
Sector / Industry Spinning & Textile Industry Standard (Recommended)
Classification of Chinese Standard W40
Classification of International Standard 59.080.01
Word Count Estimation 6,622
Date of Issue 2023-04-21
Date of Implementation 2023-11-01
Issuing agency(ies) Ministry of Industry and Information Technology of the People's Republic of China
Summary This standard specifies the test method for the glue content of silk. This standard is suitable for determining the sericin content of raw silk, silk floss and other products. This standard does not apply to weight-increasing silk products.

FZ/T 40004-2009: Testing method for sericin content in silk

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Testing method for sericin content in silk ICS 59.060.01 W40 People's Republic of China textile industry standards Silk gum containing test method Posted 2009-11-17 2010-04-01 implementation Ministry of Industry and Information Technology of the People's Republic of China released

Foreword

The standard proposed by China Textile Industry Association. This standard by the National Standardization Technical Committee silk. This standard was drafted. People's Republic of China Exit Inspection and Quarantine Technology Center of Guangdong, Zhejiang Silk Technology Co., Ltd., Suzhou University, People's Republic of China Shantou Exit Inspection and Quarantine, Hangzhou Chemical Fiber Co. Jinfuchun silk. The main drafters of this standard. Li Chun, Zhou Ying, Qi Bao left, Ren Chunhua, Huang Boxi, Sheng Jianxiang, Su Xiaojuan, Li Miaoping. This standard is the first release. Silk gum containing test method

1 Scope

This standard specifies the method of silk gum content test. This standard applies to testing for silk and silk sericin content.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. Laboratory use specifications and test methods GB/T 6682 Analysis GB/T 8170 repair value expressed about the rules and limit values and judgment GB/T 9995 Textile material moisture content and moisture determination oven drying method Principle 3 Use sericin dissolved in water, and the principle of silk in water only partially swollen but not dissolved with sodium carbonate (Na2CO3) solution melted Sample silk glue, sericin dissolved sample after cleaning, drying, weighing, calculating the gum content.

4 Reagents

4.1 AR Na2CO3. 4.2 in line with GB/T 6682 defined three levels of water.

5 equipment and instruments

5.1 Balance. division value ≤0.01g. 5.2 with the balance of the oven. Balance. division value ≤0.01g. 5.3 Container. minimum volume 10L. 5.4 heating means. 5.5 timer. 5.6 thermometer (0 ℃ ~ 100 ℃). division value ≤1 ℃.

6 Sampling

6.1 Sample should be the same batch of products. 6.2 Take any wire ingot 20, divided into two groups of 10 silk ingots. Ingot wound from each wire take about 2g, each taking about 20g around as a Sample. Taking a total of two samples, each sample 20g ± 2g.

7 Inspection Program

7.1 Test conditions Na2CO3 0.5g/L Water, three water Bath ratio 1.100

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