Table Of Content

इंटरनेट मानक Disclosure to Promote the Right To Information Whereas the Parliament of India has set out to provide a practical regime of right to information for citizens to secure access to information under the control of public authorities, in order to promote transparency and accountability in the working of every public authority, and whereas the attached publication of the Bureau of Indian Standards is of particular interest to the public, particularly disadvantaged communities and those engaged in the pursuit of education and knowledge, the attached public safety standard is made available to promote the timely dissemination of this information in an accurate manner to the public. “जान1 का अ+धकार, जी1 का अ+धकार” “प0रा1 को छोड न’ 5 तरफ” Mazdoor Kisan Shakti Sangathan Jawaharlal Nehru “The Right to Information, The Right to Live” “Step Out From the Old to the New” IS 15232 (2002): Fenoxaprop-p-Ethyl Technical [FAD 1: Pesticides and Pesticides Residue Analysis] “!ान $ एक न’ भारत का +नम-ण” Satyanarayan Gangaram Pitroda ““IInnvveenntt aa NNeeww IInnddiiaa UUssiinngg KKnnoowwlleeddggee”” “!ान एक ऐसा खजाना > जो कभी च0राया नहB जा सकता हहहहै””ै” Bhartṛhari—Nītiśatakam “Knowledge is such a treasure which cannot be stolen” IS 15232:2002 Indian Standard FENOXAPROP-p-ETH~ TECHNICAL — SPECIFICATION ICS 65.100.20 (3 BIS 2002 BUREAU OF INDIAN STANDARDS MANAK BHAVAN, 9 BAHADUR SHAH ZAFAR MARG NEW DELHI 110002 November 2002 Price Group 2 Pesticides Sectional Committee, FAD I FOREWORD ‘I-hisIndian Standard was adopted by the Bureau of Indian Standards, after the draft finalized by the Pesticides Sectional Committee had been approved by the Food and Agriculture Division Council. Fenoxaprop-p-ethyi technical is employed in the preparation of herbicidal formulations for agricultural use. Fenoxaprop-p-ethyl is the common name accepted by the International Organization for Standardization (1S0) for (D+ )-ethyl-2 -[4-( 6-chloro-2-benzoxazoly loxy)-phenoxy] propanoate as given below. The empirical and structural formula and the molecular mass are as given below: Empiri(wi Fortnula Structural Formula Molecular Mass C18HI(, CNI05 361.8 “~;’0~0-~oIIUJ2H H In the preparation of this standard due consideration has been given to the provisions of Ztmecticide Act, 1968 and the Rules framed thereunder. However this standard is subject to restrictions imposed under the Act and Rules wherever applicable. For the purpose of deciding whether a particular requirement of this standard is complied with the final value, observed or calculated, expressing the result of a test or analysis, shall be rounded off in accordance with IS 2: 1960 ‘Rules for rounding off numerical values (revised)’. The number of significant places retained inthe rounded off value should be the same as that of the specified value in this standard. 1S 15232:2002 Indian Standard FENOXAPROP-p-ETHYL TECHNICAL — SPECIFICATION 1SCOPE b) Name and address of the manufacturer; c) Batch number; This standard prescribes requirements, methods of sampling and test for fenoxaprop-p-ethyl technical. d) Date of manufacture; e) Date of expiry; 2 REFERENCES 0 Net mass of contents; The following Indian Standards contain provisions !4) Nominal fenoxaprop-p-ethyl content, which through reference in this text, constitute percent (rnhn); provisions of this standard. At the time of publication, h) A cautionary notice as worded in the the editions indicated were valid. All standards are Insecticide Act, 1968 and Rules framed subject to revision, and parties to agreements based thereunder; and on this standard are encouraged to investigate the J Any other information required under the possibility of applying the most recent editions of the Standards of Weights and Mea.sz[re.s standards indicated below: (Packaging Commodities) Rliles, 1977. 1SNo. Title 1070: 1992 Reagent grade water (third revision) Table 1Requirements for 2552: 989 Steel drums (galvanized and Fenoxaprop-p-Ethyl Technical ungalvanized) (third revision) (Clause 3.2) 6940: 982 Methods of test for pesticides and their formulations (/irst revision) sl Characteristics Require- Methorls ot’ No. mcnts lest, Ret’to 8190 Requirements for packing of pes- ~ (Part ): 1988 ticides: Part 1 Solid pesticides (second revision) this ofIS6940 Standard 10946:1996 Methods of sampling for technical (1) (2) (3) (4) (5) grade pesticides @rs; revision) i) Fenoxaprop-p-ethyl 88.0 A — content, percent by 3 REQUIREMENTS mass,&tin ii) Moisture content, O.1 - 4 3.1 Description percentbymass,Max iii) Material insoluble in 0.5 - 9 The material shall be in the form of white odourless acetone, percent by mass,Max solid. iv) Acidity (as H#O+), 0.1 — 11.3.2 percentbymass,Max 3.2 The material shall also comply with the requirements given in Table 1. 5.2 BIS Certification Marking 4 PACKING The product may also be marked with the Standard The material shall be packed in clean and dry made Mark. of mild steel drums (conforming to IS2552), properly 5.2.1 The use of the Standard Mark is governed by and suitably lacquered from inside. The container shall the provisions of the Bureau of Indian Standards also comply with general requirements as stipulated Act, 1986 and the Rules and Regulations made in IS 8190 (Part 1). thereunder. The details of conditions under which the 5 MARKING licence for the use of the Standard Mark may be granted tomanufacturers or producers maybe obtained 5.1 The containers shall bear legibly and indelibly from the Bureau of Indian Standards. the following information in addition to any other information as required under the Insecticides 6 SAMPLING Act, 1968 and Rules framed thereunder: Representative samples of the material shall be drawn a) Name of the material; according to IS 10946. 1 IS 15232:2002 7 TESTS 7.2 Quality of Reagents 7.1 Tests shall be carried out by the methods referred Unless specified otherwise, pure chemicals and distilled water (see IS 1070) shall be employed intests. in COI4 and 5 of Table 1. NOTE— ‘Purechemicals’ shallmeanchemicals that do not containimpurities,whichaffecttheresultsofanalysis. ANNEX A [Table 1,S1No. (i)] DETERMINATION OF FENOXAPROP-P-ETHYL CONTENT A-1 PRINCIPLE Approximate retention time : 11.0 min Run time : 20.0 min A-1. I High Performance Liquid Chromatography (HPLC), is being used for the determination of active A-3 REAGENTS ingredient, fenoxaprop-p-ethyl content. After dilution A-3.1 Fenoxaprop-p-EthyI Reference Standard of the sample, fenoxaprop-p-ethyl content is — of known purity. determined by comparing the response of the sample with that of a fenoxaprop-p-ethyl standard of known A-3.2 lso-Octane –- HPLC grade internal standard purity by HPLC on a column packed with silica by or equivalent. external standard technique. A-3.3 1, 4 Dioxane — HPLC grade or equivalent A-2 APPARATUS (containing O.15 percent water). A-2.1 Liquid Chromatography — A suitable A-3.4 HPLC Mobile Phase — Mix iso-octane with instrument for use with stainless steel columns and 1,4 dioxane (containing 0.15 percent water) in the capable ofmaintaining pressure of 150bars, fitted with ratio of 97 :3(v/v), homogenize and degas before use. a 20 microlitre loop injector. A-4 PROCEDURE A-2.2 Detector — UV spectrophotometer capable to measure UV absorption at 237 nm. Check its linearity A-4.1 Preparation of Standard Solution in the concentration zone used for the determination. Weigh out accurately (tothe nearest 0.1 mg) an amount A-2.3 Liquid Chromatographic Column — Stainless of substance containing approximately 120 mg steel, 250 mm long, 4.6 mm internal diameter packed fenoxaprop-p-ethyl reference substance into a 100 mI with 5 mm silica, Lichrosorb SibO,5 pm (Merck). volumetric flask, dissolve in 30 ml dioxane, add approximately 60-ml No-octane, aIlow to come to A-2.4 [ntegrator-cum-plotter equilibrium at room temperature and make up to the mark with iso-octane. A-2.5 Liquid Chromatography Conditions — The conditions given below are typical. Conditions may Pipette out 10ml of this solution into another 100-ml have to be adjusted to obtain optimum results from a volumetric flask, add 7.5-ml of dioxane and makeup given apparatus provided standardization is done: to the mark with iso-octane Column temperature : Ambient A-4.2 Preparation of Sample Solution Flow rate : 1.5to 2.0 ml/min Weigh out accurately (to the nearest O.Img,)an amount Detector set at : 237 nm 2 f_ # IS 15232:2002 ot’substance containing approximately 120 mg active A-4.4 Calculation ingredient into a 100-ml volumetric flask, dissolve in K= Fenoxaprop-p-ethyl content, = Akxrx P 30-m Idioxane, add approximate y 60-ml iso-octane, allow to come to equilibrium atroom temperature and percent by mass A, X 111 make up to the mark with iso-octane. where Pipette out 10 ml of this solution into another 100-ml Ax = peak area of fenoxaprop-p-ethyl in the volumetric flask, add 7.5 ml of dioxane and makeup chromatogram of the sample; to the mark with iso-octane. r= mass, of the fenoxaprop-p-ethyl in the standard solution in g; A-4.3 Estimation P= purity of fenoxaprop-p-ethyl standard; Inject 20 pl of the standard solutions until peak height A, = peak area of fenoxaprop-p-ethyi in the or area of two successive injections agree to within chromatogram of the standard; and 2 percent. Inject the standard and sample solutions in m= mass, of the Sanlpie in the sample so!Ll- succession according to the following sequences: tion (Slor SJ in g. RIS1, RZSI, RISZ and RZSZ 3 I Bureau of Indian Standards BIS is a statutory institution established under the Bureau of Indian Standards Act, 1986 to promote harmonious development of the activities of standardization, marking and quality certification of goods and attending to connected matters in the country. Copyright BIS has the copyright of all its publications. No part of these publications may be reproduced in any form without the prior permission in writing of BIS. This does not preclude the free use, in the course of implementing the standard, of necessary details, such as symbols and sizes, type or grade designations. Enquiries relating to copyright be addressed to the Director (Publications), BIS. Review of Indian Standards Amendments are issued to standards as the need arises on the basis of comments. Standards are also reviewed periodically; a standard along with amendments is reaffirmed when such review indicates that no changes are needed; if the review indicates that changes are needed, it is taken up for revision. Users of Indian Standards should ascertain that they are inpossession of the latest amendments or edition by referring to the latest issue of ‘BIS Catalogue’ and ‘Standards: Monthly Additions’. This Indian Standard has been developed from Doc :No. FAD 1(1115). Amendments Issued Since Publication Amend No. Date of Issue Text Affected BUREAU OF INDIAN STANDARDS Headquarters : Manak Bhavan, 9 Bahadur Shah Zafar Marg, New Delhi 110002 Telegrams : Manaksanstha Telephones :3230131,3233375,323 9402 (Common to all offices) Regional Offices : Telephone Central : Manak Bhavan, 9 Bahadur Shah Zafar Marg 3237617 NEW DELHI 110002 { 3233841 Eastern : 1/14 C.I.T. Scheme VII M, V. LP. Road, Kankurgachi 3378499,3378561 KOLKATA 700054 { 3378626,3379120 Northern : SCO 335-336, Sector 34-A, CHANDIGARH 160022 ~ 603843 ~ 602025 Southern C.I.T. Campus, IV Cross Road, CHENNAI 600113 2541216,2541442 { 2542519,2541315 Western :Manakalaya, E9 MlDC, Marol, Andheri (East) 8329295,8327858 MUMBAI 400093 { 8327891,8327892 Branches : AHMEDABAD. BANGALORE. BHOPAL. BHUBANESHWAR. COIMBATORE. FARIDABAD. GHAZIABAD, GUWAHATI. HYDERABAD. JAIPUR. KANPUR. LUCKNOW. NAGPUR. NALAGARH. PATNA. PUNE. RAJKOT. THIRUVANANTHAPURAM. VISAKHAPATNAM. %intedatPcabhatOffsetPress,NewDelhi-2 i“