- 401 AOAC Official Method 920.109 Nitrogen (Total) in Cream First Action 1920 Final Action 2023-05-21 04:11:12
- 402 AOAC Official Method 920.101 Starch in Roasted Coffee First Action 1920 Final Action 2023-05-21 04:05:01
- 403 AOAC Official Method 920.95 Chicory in Roasted Coffee Infusion Method 2023-05-16 03:52:41
- 404 AOAC Official Method 920.56 Specific Gravity of Wines Pycnometer Method First Action 1920 Final Action 2023-05-01 04:22:12
- 405 AOAC Official Method 920.46 Metals and Other Constituents in Baking Powders First Action 1920 Final Action 2023-04-26 04:04:29
- 406 AOAC Official Method 920.18 Lead Arsenate Pesticide Formulations Total Arsenious Oxide First Action 1920 Final Action 2023-04-07 10:36:41
- 407 AOAC Official Method 920.11 Pesticide Formulations Preparation of Test Sample First Action 1920 Final Action 2023-04-07 10:32:41
- 408 AOAC Official Method 918.01 Zinc in Pesticide Formulations Gravimetric Method First Action 1918 Final Action 2023-04-02 09:09:16
- 409 AOAC Official Method 909.02 Benzoic Acid in Almond Extract First Action 1909 Final Action 1992 2023-03-28 10:14:20
- 410 AOAC Official Method 909.01 Glycerol in Lemon, Lime and Orange Extracts First Action 1909 Final Action 1966 2023-03-23 09:27:53
- 411 AOAC Official Method 906.01 Sugars (Reducing) in Plants Munson–Walker General Method First Action 1906 Final Action 2023-03-23 09:25:54
- 412 AOAC Official Method 897.02 Oil (Cottonseed) in Oils and Fats Halphen Test First Action 1897 Final Action 2023-03-18 08:18:56
- 413 AOAC Official Method 871.01 Oil (Peanut) in Oils and Fats Modified Renard Test First Action 1871 Final Action 2023-03-18 08:07:36
- 414 GBT 20000.2-2009 标准化工作指南 第2部分:采用国际标准 2021-12-07 10:31:50
- 415 GBT 20000.2-2001 标准化工作指南 第2部分:采用国际标准的规则 2021-12-07 10:31:16
- 416 BS EN 736-1-1995 阀门术语.阀门类型定义 2024-05-10 04:12:11
- 417 BS EN 712-1995 热塑管道系统.压力管和配件之间端部承载的机械接合.在恒定径向力下抗拔出性能的试验方法 2024-05-10 03:55:14
- 418 BS EN 288-7-1995 金属材料焊接工艺规范和认可 第7部分:使用标准焊接工艺的电弧焊接的认可 2024-04-24 03:43:53
- 419 BS EN 288-6-1995 金属材料焊接工艺规范和认可 第6部分:有关以前经验的认可 2024-04-24 03:43:02
- 420 BS EN 288-4-1992 金属材料焊接工艺规范和认可 第4部分:铝及铝合金弧焊焊接工艺试验 2024-04-24 03:41:03
- 421 BS EN 288-2-1992-A1-1997 中文版 金属材料焊接工艺评定 第2部分 电弧焊焊接工艺试验 2024-04-24 03:38:09
- 422 BS EN 288-2-1992 金属材料焊接工艺规范和认可 第2部分:电弧焊焊接工艺规范 2024-04-24 03:33:20
- 423 BS EN 287-1-1992 Approval Testing of Welders for Fusion Welding Steels Amazon.ca British Standards Institute Books 2024-04-17 03:43:43
- 424 BS 7209-1990 水蒸汽能渗透的衣料规范 2024-03-31 05:03:24
- 425 BS 6362-1990 Specification for stainless steel tubes suitable for screwing in accordance with 2024-03-27 04:11:19
- 426 BS 4825-4-1991+A1-2009 食品工业及其他卫生设施用不锈钢管及接头.螺纹(IDF型)管接头规范 2024-03-06 04:12:06
- 427 BS 4825-4-1991 Stainless steel tubes and fittings for the food industry and other hygienic applications. Specification for threaded (IDF type) coupling 2024-03-06 04:11:11
- 428 BS 4825-3-1991+A2-2009 食品工业及其他卫生设施用不锈钢管及配件.夹紧型连接件规范 2024-03-06 04:10:26
- 429 BS 4825-2-1991 食品工业及其他卫生设施用不锈钢管及配件.第2部分弯头和三通规范 2024-03-06 04:09:38
- 430 BS 4515-1-2009 Specification for Welding of Steel Pipelines on Land and Offshore - Part 1 Carbon and Carbon Manganese Steel Pipelines 2024-03-06 04:03:01
- 431 BS 4190-2001 ISO 米制的粗制六角螺拴、螺钉和螺母规范 2024-02-29 04:35:55
- 432 BS 3601-1987 spceifaction for carbon steel pipes and tubes with specified room temperature purposes 2024-02-28 04:18:52
- 433 BS 3170-1972 动力传动用挠性联轴器规范 2024-02-28 04:04:19
- 434 BS 2779-1986 Specification for Pipe threads for tubes and fittings where pressure-tight joints are not made on the threads 2024-02-22 04:08:02
- 435 BS 2633-1987 Specification for Class I arc welding of ferritic steel pipework for carrying fluids. This Standard is part of the British Standards Online 2024-02-22 04:04:14
- 436 BS 1726-2-2002 用圆形线材和棒材制的圆柱形螺旋弹簧.规格、公差和测试指南 第2部分:拉伸弹簧 2024-02-21 04:02:25
- 437 BS 1726-1-2002 用圆形线材和棒材制的圆柱形螺旋弹簧.规格、公差和测试指南 第1部分:压缩弹簧 2024-02-21 04:01:25
- 438 BS 1640-4-1968 石油工业用钢对焊管管件规范.第4部分锻造和铸造奥氏体铬镍钢管件 米制单位 2024-02-21 03:56:50
- 439 BS 1429-1980 Specification for annealed round steel wire for general engineering springs.rar 2024-02-21 03:38:06
- 440 Bs 639-1986 Carbon & Carbon Magnanese Steel Electrodes For Manual Metal Arc Welding 2024-02-14 03:41:51
- 441 AOAC Official Method 2005.01 Glucosamine in Raw Materials and Dietary Supplements Containing Glucosamine Sulfate andor Liquid Chromatography with FMOC-Su Derivatization First Action 2005 2024-02-01 04:16:13
- 442 AOAC Official Method 2004.09 Maleic Hydrazide (MH) in Technical and Pesticide Formulations Liquid Chromatography–UV First Action 2004 2024-02-01 04:15:15
- 443 AOAC Official Method 2004.05 Total Folates in Cereals and Cereal Foods Microbiological Assay-Trienzyme Procedure First Action 2004 2024-02-01 04:14:18
- 444 AOAC Official Method 2000.11 Polydextrose in Foods-Ion chromotography 2024-01-31 04:38:41
- 445 AOAC Official Method 999.01 Volatile Bases in Fish Ammonia Ion Selective Electrode Method First Action 1999 2024-01-31 04:25:12
- 446 AOAC Official Method 998.11 Screening Test for Nitrate in Forages with a Test Strip EM Quant Nitrate Test Strip First Action 1998 2024-01-31 04:23:19
- 447 AOAC Official Method 997.17 Microbial Ranking of Porous Packaging Materials (Exposure Chamber Method) ASTM Method (1) First Action 1997 2024-01-26 05:08:43
- 448 AOAC Official Method 997.05 Taurine in Powdered Milk and Powdered Infant Formulae Liquid Chromatographic Method First Action 1997 Final Action 2001 2024-01-26 04:59:11
- 449 AOAC Official Method 994.02 Lead in Edible Oils and Fats Direct Graphite Furnace Atomic Absorption Spectrophotometric Method First Action 1994 2024-01-24 04:41:22
- 450 AOAC Official Method 993.30 Inorganic Anions In Water Ion Chromatographic Method First Action 1993 Final Action 1997 2024-01-24 04:39:38
- 451 AOAC Official Method 993.21 Total Dietary Fiber in Foods and Food Products with ≤2% Starch Non-Enzymatic-Gravimetric Method First Action 1993 Final Action 1996 2024-01-24 04:31:16
- 452 AOAC Official Method 993.15 1,2-Dibromoethane and 1,2-Dibromo-3-chloropropane in Water Microextraction–Gas Chromatographic Method First Action 1993 2024-01-24 04:26:33
- 453 AOAC Official Method 992.15 Crude Protein in Meat and Meat Products Including Pet Foods Combustion Method First Action 1992 2024-01-19 03:58:27
- 454 AOAC Official Method 992.03 Vitamin E Activity (All-rac-a-Tocopherol) in Milk-Based Infant Formula Liquid Chromatographic Method First Action 1992 Final Action 1996 2024-01-18 04:23:38
- 455 AOAC Official Method 991.37 Light Filth from Fish Paste and Sauce (Bagoong) Not Containing Spice Flotation Method First Action 1991 Final Action 1996 2024-01-18 04:07:45
- 456 AOAC Official Method 991.20 Nitrogen (Total) in Milk Kjeldahl Methods First Action 1991 Final Action 1994 2024-01-17 03:56:02
- 457 AOAC Official Method 991.08 Glyphosate and Aminomethylphosphonic Acid (AMPA) in Environmental Water Liquid Chromatographic Method First Action 1991 Final Action 1993 2024-01-12 04:52:39
- 458 AOAC Official Method 991.01 Moisture in Forage Near-Infrared Reflectance Spectroscopy First Action 1991 Final Action 1995 2024-01-12 04:46:51
- 459 AOAC Official Method 990.33 Aflatoxins in Corn and Peanut Butter Liquid Chromatographic Method First Action 1990 Final Action 1994 2024-01-12 04:44:54
- 460 AOAC Official Method 990.08 Metals in Solid Wastes Inductively Coupled Plasma Atomic Emission Spectrometic Method First Action 1990 Final Action 1993 2024-01-11 04:03:02
- 461 AOAC Official Method 989.04 Fat in Raw Milk Babcock Method Final Action 1920 Revised First Action 1989 Revised First Action 1997 Final Action 2000 2024-01-10 03:57:48
- 462 AOAC Official Method 988.25 Cortisone Acetate in Bulk Drug and Dosage Forms Liquid Chromatographic Method First Action 1988 Final Action 1992 2024-01-10 03:50:48
- 463 AOAC Official Method 988.15 Tryptophan in Foods and Food and Feed Ingredients Ion Exchange Chromatographic Method First Action 1988 2024-01-10 03:40:08
- 464 AOAC Official Method 988.14 Tocopherol Isomers in Mixed Tocopherols Concentrate Gas Chromatographic Method First Action 1988 2024-01-10 03:39:13
- 465 AOAC Official Method 988.12 Dextran in Raw Cane Sugar Roberts Copper Method First Action 1988 Final Action 1990 2024-01-10 03:37:12
- 466 AOAC Official Method 988.03 Alachlor in Microencapsulated Pesticide Formulations Gas Chromatographic Method First Action 1988 Final Action 1996 2024-01-05 04:46:33
- 467 AOAC Official Method 987.10 Salmonella in Foods DNA Hybridization Screening Method First Action 1987 Final Action 1989 Surplus 1994 Repealed 1997 2024-01-05 04:41:53
- 468 AOAC Official Method 987.01 Isofenphos Technical in Pesticide Formulations Gas Chromatographic Method First Action 1987 Final Action 1991 2024-01-05 04:33:37
- 469 AOAC Official Method 986.35 Salmonella in Foods Colorimetric Monoclonal EIA (Salmonella-Tek) Screening Method First Action 1986 Final Action 1988 Revised First Action 1990 Final Action 1994 2024-01-05 04:28:53
- 470 AOAC Official Method 986.34 Enterotoxigenic Escherichia coli DNA Colony Hybridization Method Using Synthetic Oligodeoxyribonucleotides and Paper Filters First Action 1986 Final Action 1987 2024-01-05 04:25:37
- 471 AOAC Official Method 985.41 Sporeformers in Low-Acid Canned Foods Gas Chromatographic Method First Action 1985 Final Action 1989 2024-01-03 04:02:51
- 472 AOAC Official Method 985.35 Minerals in Infant Formula, Enteral Products, and Pet Foods Atomic Absorption Spectrophotometric Method First Action 1985 Final Action 1988 Revised First Action 1997 2024-01-03 03:56:28
- 473 AOAC Official Method 985.29 Total Dietary Fiber in Foods Enzymatic–Gravimetric Method First Action 1985 Final Action 1986 2023-12-29 04:37:31
- 474 AOAC Official Method 985.26 Solids (Total) in Processed Tomato Products Microwave Oven Drying Method First Action 1985 Final Action 2001 2023-12-29 04:34:53
- 475 AOAC Official Method 985.24 Pentachlorophenol in Gelatin Gas Chromatograhic Method First Action 1985 2023-12-29 04:33:11
- 476 AOAC Official Method 985.23 N-Methylcarbamate Insecticide and Metabolite Residues Liquid Chromatographic Method First Action 1985 Final Action 1986 2023-12-29 04:32:20
- 477 AOAC Official Method 984.37 Fluoride in Drug Tablets and Solutions Fluoride-Selective Electrode Method First Action 1984 Final Action 1986 2023-12-28 05:27:44
- 478 AOAC Official Method 984.36 Bacterial Contamination in Low-Acid Canned Foods Helium Leak Test First Action 1984 Final Action 1987 2023-12-28 05:26:53
- 479 AOAC Official Method 984.35 Escherichia coli Enterotoxins Mouse Adrenal Cell and Suckling Mouse Assays First Action 1984 Final Action 1987 2023-12-28 05:26:03
- 480 AOAC Official Method 984.34 Method Performance Data for Detection of Escherichia coli Producing Heat-Labile Enterotoxin DNA Colony Hybridization Method First Action 1984 Final Action 1987 2023-12-28 05:25:07
- 481 AOAC Official Method 984.21 Organochlorine Pesticide Residues in Animal Fats Gel Permeation Chromatographic Method First Action 1984 Final Action 1985 2023-12-28 05:01:32
- 482 AOAC Official Method 984.18 N-Nitrosopyrrolidine in Fried Bacon Dry Column-Thermal Energy Analyzer (TEA) Method First Action 1984 Final Action 1987 2023-12-27 04:35:34
- 483 AOAC Official Method 984.10 Methiocarb Technical and Pesticide Formulations Liquid Chromatographic Method First Action 1984 Final Action 1987 2023-12-27 04:27:47
- 484 AOAC Official Method 983.04 Sodium in Fertilizers Atomic Absorption Spectrophotometric Method First Action 1983 Final Action 1992 2023-12-22 04:25:44
- 485 AOAC Official Method 982.41 Sulfamethazine Residues in Swine Tissues Gas Chromatographic Method First Action 1982 Final Action 1984 2023-12-21 04:05:10
- 486 AOAC Official Method 982.37 Physostigmine Salicylate and Physostigmine Sulfate in Drug Solutions and Ointments Chromatographic Method First Action 1982 Final Action 1987 2023-12-21 04:01:25
- 487 AOAC Official Method 982.01 Boron (Acid- and Water-Soluble) in Fertilizers Spectrophotometric Method First Action 1982 Final Action 1985 2023-12-20 05:16:46
- 488 AOAC Official Method 980.18 Saccharin in Food Differential Pulse Polarographic Method First Action 1980 Final Action 1982 2023-12-14 10:35:01
- 489 AOAC Official Method 980.09 Azinphos-Methyl in Pesticide Formulations Infrared Spectrophotometric Method First Action 1980 Final Action 1981 2023-12-14 10:27:45
- 490 AOAC Official Method 979.06 Carbohydrate Content in Beer First Action 1979 Final Action 1980 2023-12-13 04:10:37
- 491 AOAC Official Method 978.29 Cocaine Hydrochloride in Drug Powders Gas Chromatographic Method First Action 1978 Final Action 1983 2023-12-08 04:39:11
- 492 AOAC Official Method 978.19 Filth in Coconut (Shredded) First Action 1978 Final Action 1988 2023-12-08 04:31:05
- 493 AOAC Official Method 977.37 Chlortetracycline HCl in Feeds Turbidimetric Method First Action 1977 Final Action 1996 2023-12-08 04:12:36
- 494 AOAC Official Method 977.31 Reserpine–Rescinnamine Group Alkaloids in Rauwolfia serpentina Drugs Spectrophotofluorometric Method First Action 1977 Final Action 1979 Surplus 1999 2023-12-07 04:56:22
- 495 AOAC Official Method 977.17 Polymers and Oxidation Products of Heated Vegetable Oils Gas Chromatographic Method for Non-Elution Materials First Action 1977 Final Action 1984 2023-12-07 04:44:02
- 496 AOAC Official Method 977.11 Moisture in Cheese Method IV (Microwave Oven Method) First Action 1977 Final Action 1980 Repealed 1999 2023-12-07 04:39:14
- 497 AOAC Official Method 977.02 Nitrogen (Total) (Crude Protein) in Plants First Action 1977 2023-12-06 04:07:25
- 498 AOAC Official Method 976.31 Staphylococcal Enterotoxin in Foods Microslide Gel Double Diffusion Test First Action 1976 Final Action 1977 2023-12-06 04:00:36
- 499 AOAC Official Method 976.26 Cholesterol in Multicomponent Foods Gas Chromatographic Method First Action 1976 Final Action 1977 2023-12-06 03:56:15
- 500 AOAC Official Method 976.23 Endosulfan, Endosulfan Sulfate, Tetradifon, and Tetrasul Pesticide Residues Gas Chromatographic Method First Action 1976 Final Action 1977 2023-12-06 03:53:29