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GB/T 29591-2013: Gum rosin from Pinus.elliottii Engelm
Status: Obsolete
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 29591-2013 | English | 279 |
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Gum rosin from Pinus.elliottii Engelm
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GB/T 29591-2013
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PDF similar to GB/T 29591-2013
Basic data | Standard ID | GB/T 29591-2013 (GB/T29591-2013) | | Description (Translated English) | Gum rosin from Pinus.elliottii Engelm | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | B72 | | Classification of International Standard | 71.100.99 | | Word Count Estimation | 7,778 | | Quoted Standard | GB/T 8145; GB/T 8146; LY/T 1145 | | Regulation (derived from) | National Standards Bulletin 2013 No. 10 | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This standard specifies: Wetlands loose incense definitions, requirements, test methods, inspection rules and signs, packaging, transport and storage. This standard applies, as defined in Chapter 3 loose incense in wetlands, mainly used in many fields of | GB/T 29591-2013: Gum rosin from Pinus.elliottii Engelm---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.
Gum rosin from Pinus.elliottii Engelm
ICS 71.100.99
B72
National Standards of People's Republic of China
Wetlands Rosin
Issued on. 2013-07-19
2013-12-09 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Table of Contents
Preface Ⅰ
1 Scope 1
2 Normative references 1
3 Terms and definitions
4 Requirements 1
5 Test Method 2
6 Inspection rules 2
6.1 Test Category 2
6.2 Lot division 2
6.3 Sampling Method 2
6.4 2 rating
6.5 Result judgment 2
7 signs, packaging, transportation and storage 2
7.1 marks 2
7.2 Package 2
7.3 Transportation 3
7.4 Storage 3
Foreword
This standard was drafted in accordance with GB/T 1.1-2009 given rules.
This standard is proposed and managed by the State Forestry Administration.
This standard was drafted. Chinese Academy of Forestry Forest Research Institute of Chemical Industry, Chemical Co., Ltd. Guangdong Branch Maolin production.
The main drafters of this standard. Gao Hong, Shang Shi Bin, Tsang built Rao Xiaoping.
Wetlands Rosin
1 Scope
This standard specifies the definition of wetlands Rosin, requirements, test methods, inspection rules and signs, packaging, transportation and storage.
This standard applies to Chapter 3 as defined wetlands Rosin is mainly used in various fields adhesives, coatings, ink, and paper.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 8145 gum rosin
GB/T 8146 Test Methods for Rosin
LY/T 1145 Rosin drums
3 Terms and Definitions
The following terms and definitions apply to this document.
3.1
Wetlands Rosin gumrosinfromPinus.elliottiEngelm
From slash pine (Pinus.elliottiiEngelm) stumpage collected after distilling turpentine distilled turpentine obtained after processing, mainly of
Learn more mono-component resin acid mixture, the formula C20H30O2.
4 Requirements
Wetlands Rosin divided into premium, one, two, three, four, five, a total of six levels. Levels wetlands Rosin technical indicators breaks
Specified in Table 1 together.
Table 1 levels wetlands Rosin Specifications
Item one two three four five premium
Transparent appearance
Color yellow yellow yellow deep yellow brown red
Softening Point (R)/℃ ≥ 76.0 75.0 74.0
Acid value/(mg/g) ≥ 165.0 164.0 163.0
Unsaponifiables /% ≤ 8.0 8.0 9.0
Ethanol insolubles /% ≤ 0.030 0.030 0.040
Ash /% ≤ 0.020 0.030 0.040
Wetlands Rosin color shall comply with the requirements of rosin color standards chroma blocks.
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