GB/T 30361-2013 English PDFUS$149.00 · In stock
Delivery: <= 2 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 30361-2013: Testing method of loss in weight for pesticides Status: Valid
Basic dataStandard ID: GB/T 30361-2013 (GB/T30361-2013)Description (Translated English): Testing method of loss in weight for pesticides Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: G23 Classification of International Standard: 65.100 Word Count Estimation: 5,568 Adopted Standard: CIPAC MT11, MOD Regulation (derived from): National Standards Bulletin 2013 No. 27 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 the pesticide on drying side of the given method. This standard applies to the determination of pesticide formulations and solid loss on drying. GB/T 30361-2013: Testing method of loss in weight for pesticides---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 of loss in weight for pesticides ICS 65.100 G23 National Standards of People's Republic of China Determination of loss on drying of pesticides Issued on. 2013-12-31 2014-06-22 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released ForewordThis standard was drafted in accordance with GB/T 1.1-2009 given rules. This standard uses redrafted law revision of international collaboration Pesticides Committee CIPACMT17 "drying loss" (LOSSIN WEIGHT). This standard and CIPACMT17 "drying loss" (LOSSINWEIGHT) The main technical differences and the reasons are as follows. --- Modify using only CIPACMT17 17.1 and 17.2 two methods. Not taking into account the domestic use CIPACMT 17, 17.3 and 17.4 Loss on drying method for the determination of pesticides, this standard temporarily using these two methods. --- Designated "C for 1 hour Determination of loss on drying" process temperature conditions. The standard proposed by China Petroleum and Chemical Industry Association. This standard by the National Standardization Technical Committee on Pesticides (SAC/TC133) centralized. This standard is drafted by. Shenyang Chemical Research Institute Co., Ltd. Participated in the drafting of this standard. Hefei Xingyu Chemical Co., Ltd., Shandong wins state green Chemical Co., Ltd., Nantong Taihe Chemical has Limited, the Yellow River Delta Jingbo Chemical Research Institute Co., Ltd. Jingmei Chemical Industries, Ltd. Hengshui. The main drafters of this standard. Zhao Qi, Zhaoguo Xia, Cai Reeker, LAN Lin Fu, Zhang Jianlin, LI. Determination of loss on drying of pesticides1 ScopeThis standard specifies the method for the determination of loss on drying of pesticides. This standard applies to the determination of pesticide formulations and solid dried reductions. Test Method 2 2.1 for 1 hour Determination of loss on drying 2.1.1 Method summary The sample is placed in an oven at 105 ℃ was heated 1h (or drying to constant weight). 2.1.2 Instruments Weighing bottle. wide mouth lid, diameter 50mm, height 30mm; Oven. 105 ℃ ± 2 ℃; Dryer. 2.1.3 measuring step The weighing bottle placed in an oven heated 1h, removed in a dryer placed cooled to room temperature, weigh (accurate to 0.0001g). Repeat Said step of weighing bottle until constant weight. Weigh the sample 5g, the sample to be pre-grinding to remove lumps, then evenly dispersed in the weighing bottle, saying The amount of (accurate to 0.0001g), the weighing bottle placed in an oven, uncovered, baked 1h (depending on product characteristics may be appropriate to extend the drying time straight To constant weight), stamped out into the dryer to cool to room temperature, weighed (accurate to 0.0001g). 2.1.4 Calculation Loss on drying of the sample according to equation (1). ω1 = m1-m2 m1-m0 × 100 (1) Where. Ω1 --- Loss on drying of the sample, expressed in%; m1 --- quality of the sample before drying and weighing bottle (or crucible), in units of grams (g); After the mass m2 --- dried specimens and weighing bottle (or crucible), in units of grams (g); Mass m0 --- weighing bottle (or crucible), in units of grams (g). 2.2 Determination of loss on drying at room temperature is higher than the vacuum conditions 2.2.1 Method summary At a given temperature and pressure, the sample was placed in a vacuum oven heated to a constant weight. 2.2.2 Instruments Crucible. G0; ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 30361-2013_English be delivered?Answer: Upon your order, we will start to translate GB/T 30361-2013_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 2 working days. 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