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GB 28644.3-2012 English PDF

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GB 28644.3-2012: Classification and list of organic peroxides
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB 28644.3-2012	879	Add to Cart	6 days	Classification and list of organic peroxides	Valid

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Basic data

Standard ID: GB 28644.3-2012 (GB28644.3-2012)
Description (Translated English): Classification and list of organic peroxides
Sector / Industry: National Standard
Classification of Chinese Standard: A80
Classification of International Standard: 13.300
Word Count Estimation: 40,439
Quoted Standard: GB 190; GB 6944; GB 12268; GB 21178; JT 397; ISO 3679; United Nations
Regulation (derived from): National Standards Bulletin 2012 No. 17
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 Chinese standard specifies the nature of organic peroxides, classification, temperature control requirements, desensitization, storage, transportation safety requirements, setting out the specific name of the organic peroxide. This standard applies t

GB 28644.3-2012: Classification and list of organic peroxides

---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.
Classificationg and list of organic peroxides ICS 13.300 A80 National Standards of People's Republic of China And organic peroxides Classification Name List Published 2012-07-31 2012-12-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China issued

Introduction Ⅲ 1 Scope 1 2 Normative References 1 Terms and definitions 1 3 4 Property 1 5 Category 2 Temperature control in claim 3 6 7 desensitization 4 Storage claim 4 8 9 transport 5 10 label tag 6 Annex A (normative) an organic peroxide Table 8 Name Annex B (normative) included in the "Model Regulations" IBC520 organic peroxide and T23 35

Foreword

This standard Chapter 5, Chapter 6, Section 7, Chapter 8, Chapters 9 and 10 are mandatory, the rest are recommended. This standard was drafted in accordance with rules GB/T 1.1-2009 given. This standard and the United Nations "on the Recommendations on the Transport of Dangerous Goods Model Regulations" (sixteenth revised edition) Part 2 and Part 7 have Consistent with relevant technical content. The standard proposed by the People's Republic of China Ministry of Transport. This standard by the Dangerous Chemicals Management Standardization Technical Committee (SAC/TC251). Drafted by. Shanghai Municipal Transport and Port Authority, the Scientific Research Institute of the Ministry of Transport, Science and Research of Waterway Transportation Study Institute, Shanghai Research Institute of Chemical, Akzo Nobel Management (Shanghai) Co., Ltd., International Chemical Manufacturers Association, China Chemical Industry Technology Development Center. The main drafters. Fan Guigen, Chen Cai, Zhang Yanheng, Fan Bin, Francis Pang, Chen Rongchang, Li Xingzhen. And organic peroxides Classification Name List

1 Scope

This standard specifies the nature of the organic peroxide is classified, temperature control requirements, desensitization, storage, transportation safety requirements, are set out Organic peroxides specific name. This standard applies to the transport of the organic peroxide and transportation during transit in the working storage.

2 Normative references

The following documents for the application of this document is essential. For dated references, only applies to the version dated paper Pieces. For undated references, the latest edition (including any amendments) applies to this document. GB 190 dangerous goods packaging logo GB 6944 Classification and code of dangerous goods GB 12268 of dangerous goods GB 21178 self-reactive substances and organic peroxides categorizer JT397 container port operations of dangerous goods safety regulations ISO 3679 Flash point closed cup flash Ping Heng assay method UN "Recommendations on Transport of Dangerous Goods Model Regulations of" (sixteenth revised edition) UN "Recommendations Manual of Tests and Criteria on Transport of Dangerous Goods" (fifth revised edition)

3 Terms and Definitions

The United Nations "on the Recommendations on the Transport of Dangerous Goods Model Regulations" (sixteenth revised edition) (hereinafter referred to as "Model Regulations") defined in And the following terms and definitions apply to this document. 3.1 Organic peroxides organicperoxides -OO- structure containing divalent organic material may be regarded as derivatives of hydrogen peroxide, i.e., wherein one or two hydrogen atoms are organic original Radicals in substituted. 3.2 SADT self-acceleratingdecompositiontemperature (SADT) Substances lowest temperature self-accelerating decomposition may occur in the container used in the transport.

4 properties

4.1 liable to exothermic decomposition of the organic peroxide at normal or elevated temperatures. Decomposition by heat, and impurities (such as acids, heavy metal compounds, Amine) contact or impact caused by friction. As the temperature increases the decomposition rate, and with different organic peroxide formulation. Decomposition may produce Cause harmful or flammable gases or vapors. Certain organic peroxides should transport temperature control. Some organic peroxides may explode Decomposition, particularly in a closed condition. This characteristic may be modified by the addition of a suitable diluent or containers. Many organic peroxides Oxide burning fiercely. 4.2 Some organic peroxides, even brief contact will cause serious damage to the cornea, or corrosive to the skin. Category 5 Classification of organic peroxides see GB 6944. 5.1 Classification program Organic peroxide classification procedure see GB 21178. 5.2 is not included in the name list of organic peroxides Classification The organic peroxides are not included in the table name (see Appendix A), and "Model Regulations" used IBCs Packaging IBC520 (see "Model Regulations"), or portable tank instruction T23 (see "Model Regulations") of an organic peroxide (see Appendix B) generic classification and allocation Entry, by the competent authorities of the country of origin determined in accordance with the relevant conditions of transport testing organizations test report with the appropriate qualifications. 5.3 Samples Organic peroxide or included in new product name table (see Appendix A) an organic peroxide with a new sample of the article, if not finished A full test data, and in order to test or evaluate the need for further transport, an appropriate entry may be classified as organic peroxide type C, but Should meet the following conditions. a) the existing data indicates that the sample is not more dangerous than the B type of organic peroxide; b) The method of packaging sample See "Model Regulations", each number contained in the transport means limited to 10kg; ) C existing data indicate that prevent the control temperature (if any) is too high to cause any danger of decomposition, is too low to cause any danger Phase separation risk. Organic peroxide and 5.4 UN number table 5.4.1 organic peroxide and GB 12268 corresponding to the numbers in Table 1 of the United Nations. Table 1 No. UN, organic peroxide type table UN number (UN number) Name and Description 3101 B liquid organic peroxides 3102 solid organic peroxide B C-3103 liquid organic peroxides C 3104 solid organic peroxide Liquid organic peroxide type D 3105 Solid organic peroxide type D 3106 3107 E-type liquid organic peroxides 3108 E-type solid organic peroxide Liquid organic peroxide type F 3109 3111 B liquid organic peroxides, temperature control TABLE 1 (cont.) UN number (UN number) Name and Description 3112 B-type solid organic peroxides, temperature control C-3113 liquid organic peroxides, temperature control 3114 solid organic peroxide type C, temperature control 3115 liquid organic peroxide type D, temperature control 3116 solid organic peroxide type D, temperature control 3117 E-type liquid organic peroxides, temperature control 3118 E-type solid organic peroxides, temperature control 3119 F type liquid organic peroxides, temperature control 3120 solid organic peroxide type F, temperature control 5.4.2 allows the container transport organic peroxides, organic peroxide included in the name list (see Appendix A), allows IBC will Portable tank transport organic peroxide (see Appendix B). Organic peroxides name table (see Appendix A) are listed for each allowed transport Substances, have designated a generic entry (UN Nos. 3101 to 3120), and provides the appropriate subsidiary risks and relevant transport information Remarks. 5.5 Organic peroxide mixture Organic peroxides name table (see Appendix A) in the mixture formulation listed may be assigned to its most dangerous had the same composition as the organic Oxide type transport conditions for the transport and press the predetermined type of organic peroxide. However, as two stable components can form Mixture was less thermally stable, self-accelerating decomposition temperature of the mixture should be determined and, if necessary, is applied in accordance with this standard temperature The degree of control. Temperature control in claim 6 6.1 temperature controlled conditions The following organic peroxides in the temperature should be controlled during transport. a) SADT≤50 ℃ B and C of the organic peroxide; b) showing a medium effect through the United Nations "Recommendations on Tests and Criteria hand Transport of Dangerous Goods when heated under confinement Book "(fifth revised edition) (hereinafter referred to as the" Manual of Tests and Criteria ") contained in the second part of the test series E is determined, and And significantly low or no effect when the D-type SADT≤45 ℃ SADT≤50 ℃ heated under confinement or organic peroxyacids Thereof; c) E-type and F-type SADT≤45 ℃ organic peroxides. 6.2 control and emergency temperatures Control temperature is the maximum temperature of the substance can be safely transported. Assuming the ambient temperature during transport of the package does not exceed 55 ℃, and Within each 24h only a relatively short time to reach this temperature. Such as temperature out of control, it would be necessary to take urgent measures. Temperature is critical It refers to the temperature at which should take urgent measures. Reservoir type versus temperature are shown in Table 2. Table 2 reservoir type, temperature table Self-Accelerating reservoir type dispersion temperature (SADT) a temperature control temperature Emergency Single vessel and IBCs Portable tank SADT < 50 ℃ lower than SADT SADT lower than 10 ℃ 5 ℃ i.e. a SADT packaging for transport. 6.3 Test Method 6.3.1 Test methods for determining the self-accelerating decomposition temperature, see "Manual of Tests and Criteria," Part II, section 28. Select the test should be representative The actual state of the package to be transported. 6.3.2 to determine the flammability test methods, see Part III, "Manual of Tests and Criteria" Section 32.4. When the organic peroxide is heated since Violent reaction can occur, a small amount of sample should be used when measuring the flash point, closed cup ISO 3679 as the balancing method.

7 desensitization

7.1 In order to ensure safety during transport, in many cases, an organic peroxide is added over certain organic liquids or solids, inorganic solids Water or desensitization. Unless the individual organic peroxide formulation otherwise indicated, the following apply to the liquid-using the Save diluent. a) A type of diluent is compatible with the organic peroxide, having a boiling point not below 150 ℃ organic liquid. A diluent may be used for the type Organic peroxide desensitization. b) B-type diluent is compatible with the organic peroxide, having a boiling point lower than 150 deg.] C but not lower than 60 ℃, flash point of not less than 5 ℃ of organic liquid. Diluent type B can be used for desensitization of all organic peroxides, but it should be self-accelerating boiling points than 50kg package Solutions of high temperature 60 ℃. c) A type B type Alternatively diluent total diluent. Boiling diluent type B should be at least self-accelerating decomposition temperature of the organic peroxide The high 60 ℃. Thinner than 7.2 A or B, an organic peroxide can be added to the table name (see Appendix A) of the listed organic peroxide Products, but they should be compatible. However, if all of A or B or diluent portion of a different nature with diluents to take On behalf of the organic peroxide formulation according to reassess classification procedure 5.1. 7.3 Water can only be used for the organic peroxide table name (see Appendix A) specified in the test report or 5.2 as indicated in water or an aqueous Stable dispersion of an organic peroxide desensitization. 7.4 organic or inorganic solid may be used for desensitization of an organic peroxide, but they should be compatible. 7.5 compatible liquid or solid should be no adverse effect on the thermal stability and hazard class of organic peroxide formulation substance. Storage requirements 8 Organic peroxides storage should meet the following requirements. a) an organic peroxide transport, handling, storage during transit shall not exceed 72h. b) an organic peroxide should be stored in a specific area, and to avoid direct sunlight, away from all sources of heat, and in a well-ventilated local. c) isolating the organic peroxide storage site with other goods requested access JT397. d) the temperature climate control should be set equal to the minimum or below the control temperature of the organic peroxide. At the same time, pay attention to the temperature setting Organic peroxide to avoid phase separation or freezing. By temperature control (cooling) of an organic peroxide was removed climate control Should not exceed 30m. Climate control for storage temperature should be equipped with a display means, and temperature alarm conditions permit means arranged Home. Temperature control of the organic peroxide should meet the requirements of 9.2.2 and 9.2.3. e) organic peroxides original packaging should be kept intact, not open the packaging. f) an organic peroxide in order to prevent contamination and reduce its own stability, an organic peroxide in the storage facility, can not be any HE chemical related operations. Near g) storage facility should be configured fire control facilities and equipment. Storage and work area may not produce Mars, sparks and prevent accumulation of static electricity. Loading area should be arranged sufficiently absorbent to prevent leakage may occur.

9 Transportation

9.1 regulations Maintaining the temperature specified essential features of many organic peroxides safe transportation. Organic peroxides should comply with the relevant transport Provisions. 9.2 Temperature control during transport 9.2.1 necessary procedures a) thorough inspection before loading on the transport means; b) cooling system provides instructions to the carrier; c) measures to improve emergency response; d) Regular monitoring of the operating temperature; e) a backup cooling system or a spare part in good condition. 9.2.2 temperature control means Any control means and temperature sensing means for cooling the system should be easy to close, all of the electrical connections shall be weatherproof erosion. The transport means Temperature of the air shall consist of two independent sensor measurements, measurements should be recorded in order to be able to easily detect the change in temperature. It should be every 4h ~ 6h checks and records the temperature. When transporting material temperature was controlled below 25 deg.] C, the transport device should be equipped with a temperature alarm which Powertrain and cooling system separately, to ensure that work at a temperature equal to or below the control temperature. If the temperature exceeds the control temperature, appropriate measures should be taken, including the cooling device during transport the necessary repairs, or by Plus cooling capacity (such as adding liquid or solid coolant) should also regularly check the temperature, and is prepared to take emergency measures. If it reaches a critical temperature Degree, should take urgent measures. 9.2.3 Control mode selection A temperature control means is suitable for use in transport depends on several factors. Factors that should be considered include. a) controlling the temperature of the substance to be transported; b) controlling the temperature difference between the expected ambient temperature conditions; c) a thermal insulation effectiveness; d) transport time; e) reserve safe time. 9.2.4 Temperature Control Method To increase the temperature control method to prevent exceeding the temperature control to be taken. a) thermal insulation; however, the initial temperature of the organic peroxide to be sufficiently below the control temperature; b) with a thermally insulating coolant system. 1) with adequate coolant (e.g., liquid nitrogen or solid carbon dioxide); 2) liquid oxygen or air is not used as coolant; 3) When the most spent coolant, the cooling effect remains uniform; 4) transport means clearly marked warning. "unventilated not allowed"; c) a single mechanical refrigeration. flash point below critical temperature for 5 ℃ above organic peroxide, used in the cooling compartment with the electrical Explosion proof member is to prevent ignition of flammable vapors of organic peroxides; d) using a mechanical refrigeration system combined with the coolant system. 1) two independent systems; 2) in line with b) and c specified) in; e) two yuan mechanical refrigeration system. 1) In addition to the power supply device in combination, the two systems are separate; 2) Each system has the ability to separately maintain adequate temperature control; 3) a flash point below the critical temperature above 5 ℃ organic peroxide, used in the cooling compartment is explosion-proof electrical accessory to Anti-ignite flammable vapor of the organic peroxides. Note. Due to the different circumstances of different modes of transport to be considered, it provides only general guidelines. 10 label tag 10.1 tag style The organic peroxides should be used, paragraph 5.2 the labeling GB 190, the label shown in Figure 1 Shape. FIG organic peroxide tag 1 Shape Special provisions 10.2 labeling, marking 10.2.1 with a B-type, C-type, D-type, E-type or F-type organic peroxides shall package label in GB 190 5.2 tags, without Then label "flammable liquid" secondary risk label. 10.2.2 B-type organic peroxides to be pasted "explosive" sub-label, unless the test data have proved that such an organic peroxide in a container Explosive characteristics do not exist, and approved by the competent authority, may this label. 10.2.3 When comply class 8 or Category Ⅰ Ⅱ packaging standards, requires labeling "corrosive" sub-tab. 10.2.4 Unless otherwise specified, proper shipping name and UN number of organic peroxide, each package should be displayed in all standard packages Note should be clearly visible, it can be subjected to sun and rain, and marked on the outer package contrasting background surface. 10.2.5 capacity exceeding 450L IBCs and large containers, to be marked on two opposing sides.

Appendix A

(Normative) Organic peroxides Name List Structure Name Table A.1 organic peroxides Organic peroxides name table is divided into 10 columns. Column 1. "UN number (UN number)" or "organic peroxides name"; "UN number (UN number)" --- using UN number; "Organic peroxides name" --- Chinese official name of dangerous goods; Column 2. "UN number (UN number)" or "organic peroxides name"; Column 3. "Content /%" --- mass fraction calculated by the total mass of the mixture; Column 4. "A Diluent type /% '--- are compatible with the organic peroxide an organic liquid having a boiling point of not lower than 150 deg.] C, the diluent may be All back-sensitive organic peroxide; Column 5. "B Diluent type /%" --- compatible with the organic peroxide, having a boiling point lower than 150 deg.] C but not lower than 60 ℃, flash point not lower than 5 ℃ organic liquid. Diluent type B can be used for desensitization of all organic peroxides, but it should be at least more than a boiling point of from 50kg package SADT higher 60 deg.] C; Column 6. "an inert solid /%" --- compatible with the solid organic peroxide, as a diluent; Colum......

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Question 3: Does the price include tax/VAT?

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