Some standard content:
TCS±65.100
Chemical Industry Standard of the People's Republic of China
(2000)
Published on 2000-06-05
Implementation on 200103-01
Published by the State Administration of Petroleum and Chemical Industry
Registration No.: 7488-2000
H32902000
This standard is a non-equivalent adoption of the United Nations Food Table (FA()) Table 213/WP/S (19911≤Bacterial Limit WP 3. Industry standard H329-185 etc. bacteriostatic agent can be used to compensate for the change! This standard is different from [K32901989] and the analysis of bacteriostatic content adopts the product effect reduction grammar, and the thin layer external method is used for the electrostatic titration method: the net bacteriostatic content index is changed from (51 (2 to 25.5% respectively, the suspension rate is changed from large to large: equal to the dryness; the moisture control index is greater than the single volume || tt || registration: || tt || wetting time is less than the standard mountain, the short time is short, etc. S The value of the standard is increased from 1.0 ~ .0 to 3.0 -- 8.5; Peizhou fast storage test control item H.
This standard has been implemented since the date of implementation. The standard is issued by the Academic Supervision Department of the Ministry of Chemical Industry of the People's Republic of China, and the standard is issued by Shenyang Chemical Research Institute.
This standard is issued by the Institute of Chemical Industry of the People's Republic of China. The main initiators of this standard are: Shandong Huajiu Agricultural New Chemical Company Zhuan. The main initiators of this standard are Ge An, Che Xiujie, Zhu Feng, and Dong Man. This standard was first issued on February 1, 2001. It was changed to a subscription. This standard is responsible for the registration of the National Pesticide Standardization Technical Committee. 59
Chemical Industry Standard of the People's Republic of China
Carbendazim Wettable Powder
Carbendazim Wettable Powders The active ingredient of this product is polychlorinated chrysanthemum, and its physical and chemical formula is as follows. [S Common name Carbendazim
CIPAC number: 263
Chemical name: A-{2-isocyanatoimidazole) carbamate methyl ester Formula: www.bzxz.net
NHCOCH
Relative density: 191.2 (international relative density of 199) Physical properties:
Melting point, C Decomposition
Vapor pressure 20C.mP
H 3290-2000
#H3200-1089
Lu Huishi (311.): Water 0.003. Ethyl ion 0.3. Acetone (.3 Trioxane (.1 Ethyl acetate .1, Methane 1.7. C.31. Cyclohexane less than 0.01, Hexane 0.000F along with the presence of acid, such as acetic acid, and form salts Compensation Qualitative properties: thermal stability, chemical properties are stable in alkaline 1 Specification
This standard specifies the requirements, test methods and marking, labeling, packaging and transportation of carbendazim mixtures: The standard applies to carbendazim wettable additives composed of carbendazim technical materials, raw materials and suitable additives that meet the standards: 2 Reference standards
The provisions contained in the following standards become the source documents of this standard by citing the preceding text in this standard. At the time of publication of this standard, the All versions are valid: All standards will be revised. Offices using this standard should explore the possibility of using the latest version of the standard. - Pesticide Applicability Method
G3/T1GG1-19% Commercial Surface Inspection Standard GB/T16051379 (1989) Commercial Acceptance Standard 3731999 Coating Standard CB/T551-1 Wettable Powder for Pesticides Determination of Total Floating Content of Wettable Powders GB/T11925-13 T/1651-1393 Pesticide Applicability Method for Wettable Powders Approved by the State Administration of Petroleum and Chemical Industry on 2000-56-05 and implemented on 2001-03-01
3 Requirements
11032902000
3.1 Appearance: It should be a loose powder with small lumps. 3.2 Carbendazim wettable powders shall comply with the requirements of Table 1. Table 1 Carbendazim wettable powders Control items Carbendazim content, % Density (through 44 μm Standard increase, % Is the rate, 3 When wetted, add the expansion test method Note: During normal production, the annual test is conducted at least once every 3 months. 4 Test methods 4.1 Sampling According to GB/1/16C579 (89> "Powders and short-piece sample preparations", the following method is used. Use a random effect table to determine the sample size of the package, and the minimum sampling volume is not less than 25U: 4.2 Identification test method: High efficiency performance phase color measure: The identification test can be carried out by recording the content of the secondary. Under the same chromatographic operation conditions, the relative difference between the retention time of the sample and the retention time of the standard is within 1.5, and the main spot obtained by the test filtration should be consistent with the spot of the standard sample that is displayed simultaneously. The phase conditions are as follows: 0 (cultivation, measurement, glacial 7.0) = 70, 3)5: Phase group gel F254 (for thin layer chromatography): 4.3 Determination of multibacterial content || tt || 4.3 .1 Method Summary
The sample was dissolved in glacial acetic acid, and alcohol + aqueous ammonia was used as the mobile phase. A stainless steel chromatograph with Vova-PskC as the filler and a UV detector (222 Knife 1) was used to separate the polychlorinated ... , containing · butylene, etc. SS.C%. 4.3.3 Instrumentation and preparation
Phase chromatograph: pressure-controlled variable wavelength detector. Chromatographic data processing machine,
Chromatographic: 23)mm3.9mmtiu> stainless steel hanging Niv-PakC, m filling. Filter: filter membrane pore size about
micro-injector: 5jtl
real-time sample operation.
instrument sound was washed by the screen.
4.3.4 Phase chromatograph with
HG 3290—2000
Motor cabinet: 5 (methanol! water, duplicate) 5): 411 (, 13, filtered through a filter membrane and degassed. Flow rate: 0.hml./min
Long display: room thief (temperature difference should not be greater than 2) Detection wavelength: 282rm.
Injection volume:.
Retention time: multi-function spirit 5.nmint.
The three selection effects are of the type, and the different characteristics are only listed for the given operating parameters. Appropriate adjustment is made to obtain the desired effect. Figure 11 shows the high performance liquid chromatography of carbendazim wettable powder. Figure 2.3-5 shows the high performance liquid chromatography of carbendazim source powder. 2.3.5.1 Preparation of standard sample Weigh the carbendazim standard sample (accurate to (2) 0m in a volume bottle. 1m ice acid is added to the weighing box and weighed to the mark with ethanol. Transfer the remaining 5m to a bottle with a pipette and dilute to the mark with formic acid. Wash for about 10 minutes.
1.3.5-2 Preparation of sample
Weigh the sample containing 100 ml of ethanol (0.1% ethanol) to 0.1% ethanol. Add 10 ml of glacial acetic acid to the bottle and dilute to the mark. Use a pipette to collect 50 ml of the solution into a volumetric bottle, filter it with a filter.
2. 3. 5.3 Test conditions: After the above conditions are met, the standard sample rate is stable, the whole phase of the test sample and the peak surface changes are small, the test sample is dropped, the sample is dissolved, and the test sample is tested. 2.3.6 Calculate the total area of 22 carbendazim in the test sample (calculated as: HC3290--2000) The average area of the double peaks in the standard sample is: Where: A - the concentration of carbendazim in the sample is more The average value of the surface. m--The mass of the standard sample g:
23=-The mass of the test sample 8:
1"The mass fraction of the standard sample is 10%. 4.3.7 The difference between the results of two and a half determinations of wettable powders should not be greater than CB; the difference between the results of two parallel determinations of wettable powders with a concentration of more than 25% should not be greater than 0.5%. The absorption and other uneven values are taken as the determination results. 4.4 The determination of pH estimation is carried out according to CB/TIUI.
4.5 Determination of suspension rate
4.5.1 Determination
According to GB/1:14825.
Weigh 1g of natural sample (accurate to 0.0002). Use 31.ml acetic acid to transfer all the remaining natural suspension and antibiotics in the sample to a 1mL volumetric bottle. Vibrate, add methanol to completely remove the suspension, use a pipette to transfer the suspension to a 5L + 5ml volumetric bottle, and use a medium alcohol solution to determine the suspension. After the concentration is reduced to 1.3, determine the suspension of the bacteria. Calculate the suspension rate. 4.5.2 Allowable difference
The result of two parallel determinations should not be greater than the normal value: take the arithmetic mean as the determination result. 4.E Determination of soaking time
According to GB3/T 5:1.
4-1 Spider
According to (5/15130-105 household\whole screening method" .4.8 Accelerated storage test
4.8.1 billion, equipment
box, (51+2)Y
beaker: 250ml.. inner diameter 6~.6.5cm
steel plate: diameter size should match the environment, just produce 2.4: kPa average pressure: 4.8.2 sincere step
put the test effect into the beaker, without adding any Pressure, make the whole into a uniform layer, clap plate on the sample, until full, extend 14d. Take out the beaker, put it in a dryer to cool the sample to room temperature, and measure the bacterial rate and floating rate according to 23,4.5 within 24h. After accelerated storage, the bacterial content should not be damaged by the previous content, and the content should still meet the standard requirements. 4.9 Inspection and acceptance of products
should meet the requirements of GBT1M: the limit value should be determined by comparison method 5 signs, labels, packaging and storage | |tt||5-1 The marking, labeling and packaging of carbendazim wettable powder should comply with the regulations of G7. 5.2 Carbendazim wettable powder should be packed in tough leather-grained plastic bags or boxes. The net content of each small package is 202559g. The net content of each package is 5kg.
5.3 Other forms of packaging can be used according to customer requirements or order agreements, but they must comply with the regulations of 3379. 5.4 Carbendazim wettable powder should be stored in a ventilated and dry warehouse. 5.5 Transportation: Do not allow contact with food or materials, avoid contact with skin, limit exposure to danger. Safety: Dolingin is very low intoxication to humans, fish and animals. It is safe for animals and is not likely to cause poisoning. If poisoning occurs, 5-E-tetrazol can be used for relief. It can be taken orally or intramuscularly under the guidance of a doctor. The dosage is 0.51 mg. Warranty period: Under the specified transportation conditions, the warranty period of Dolingin powder is 2 years from the date of production, 5.7
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