标准号 |
中文名称 |
英文名称 |
ASTM D 5579-2001 |
循环耐久性试验中人工传动装置润滑油热稳定性评定的标准试验方法 |
Standard Test Method for Evaluating the Thermal Stability of Manual Transmission Lubricants in a Cyclic Durability Test |
ASTM D 558-1996 |
土壤水泥混合物的水分与密度关系的试验方法 |
Test Methods for Moisture-Density Relations of Soil-Cement Mixtures |
ASTM D 5580-2000 |
气相色谱法测定精炼汽油中苯、甲苯、苯乙烯、p/m-二甲苯、邻二甲苯、C9、重芳烃和全部芳烃测定的标准试验方法 |
Standard Test Method for Determination of Benzene, Toluene, Ethylbenzene, p/m-Xylene, o-Xylene, C9 and Heavier Aromatics and Total Aromatics in Finished Gasoline by Gas Chromatography |
ASTM D 5581-1996 |
用马歇尔仪器测试沥青混合料的抗塑料流动性的标准试验方法 |
Standard Test Method for Resistance to Plastic Flow of Bituminous Mixtures Using Marshall Apparatus (6 inch-Diameter Specimen) |
ASTM D 5582-2000 |
用干燥器测定木制品中甲醛水平的标准试验方法 |
Standard Test Method for Determining Formaldehyde Levels from Wood Products Using a Desiccator |
ASTM D 5583-1994 |
用麴霉属生物鉴定法作木材防腐保存检测和评定的标准试验方法 |
Standard Test Method for Detection and Estimation of Retention of Wood Preservatives by Aspergillus Bioassaying |
ASTM D 5584-1994 |
B型Quat氨铜(ACQ-B)的化学分析用标准试验方法 |
Standard Test Methods for Chemical Analysis of Ammoniacal Copper Quat, Type B (ACQ-B) |
ASTM D 5585-1995 |
成年女子号型的人体测量标准表,2号规格 |
Standard Table of Body Measurements for Adult Female Misses Figure Type, Sizes 2- |
ASTM D 5586-1995 |
55岁以上妇女人体测量的标准表(全部号型) |
Standard Tables of Body Measurements for Women Aged 55 and Older (All Figure Types) |
ASTM D 5587-1996 |
用梯形工艺法测定织物撕裂强度的标准试验方法 |
Standard Test Method for Tearing Strength of Fabrics by Trapezoid Procedure |
ASTM D 5588-1997 |
测定涂料、涂料原料和设备区微生物状态的标准试验方法 |
Standard Test Method for Determination of the Microbial Condition of Paint, Paint Raw Materials, and Plant Areas |
ASTM D 5589-1997 |
测定漆膜及有关涂层耐海藻损坏的标准试验方法 |
Standard Test Method for Determining the Resistance of Paint Films and Related Coatings to Algal Defacement |
ASTM D 559-1996 |
压实的掺土水泥混合物的湿润与干燥的试验方法 |
Test Methods for Wetting and Drying Compacted Soil-Cement Mixtures |
ASTM D 5590-1994 |
用加速的四周琼脂平面培养分析测定漆膜及有关涂层耐霉菌损坏的标准试验方法 |
Standard Test Method for Determining the Resistance of Paint Films and Related Coatings to Fungal Defacement by Accelerated Four-Week Agar Plate Assay |
ASTM D 5591-1998 |
使用热收缩力试验机测量纱线和绳热收缩力的标准试验方法 |
Standard Test Method for Thermal Shrinkage Force of Yarn and Cord Using the Testrite Thermal Shrinkage Force Tester |
ASTM D 5592-1994 |
使用塑料的工程设计中所要求的材料特性标准导则 |
Standard Guide for Material Properties Needed in Engineering Design Using Plastics |
ASTM D 5593-1999 |
热塑弹性体的标准分类.烯属的热塑弹性体 |
Standard Classification for Thermoplastic Elastomers-Olefinic (TEO) |
ASTM D 5594-1998 |
傅里叶变换红外光谱法(FT-IR)测定乙基乙烯基乙醋酸脂(EVA)共聚物中乙烯基醋酸脂含量的标准试验方法 |
Standard Test Method for Determination of the Vinyl Acetate Content of Ethylene-Vinyl Acetate (EVA) Copolymers by Fourier Transform Infrared Spectroscopy (FT-IR) |
ASTM D 5595-1994 |
在低密度样品的精确称量过程中测定浮力校正的标准规程 |
Standard Practice for Determining Buoyancy Corrections During Precision Weighing of Low-Density Samples |
ASTM D 5596-1994 |
聚烯烃土工合成织物中碳墨分散的显微镜评定标准试验法 |
Standard Test Method for Microscopic Evaluation of the Dispersion of Carbon Black in Polyolefin Geosynthetics |
ASTM D 5597-1994 |
使用热油浴制备油基油墨树脂溶液的标准规范 |
Standard Practice for Preparation of Oil-Based Ink Resin Solutions Using a Hot Oil Bath |
ASTM D 5598-2001 |
对汽车无铅火花点火发动机油进行电子口燃油喷口结污评定的标准试验方法 |
Standard Test Method for Evaluating Unleaded Automotive Spark-Ignition Engine Fuel for Electronic Port Fuel Injector Fouling |
ASTM D 5599-1995 |
气相色谱法和氧离子燃烧法测定气体氧化反应的标准试验方法 |
Standard Test Method for Determination of Oxygenates in Gasoline by Gas Chromatography and Oxygen Selective Flame Ionization Detection |
ASTM D 56-1997 |
泰格密闭闪点试验器测定闪点的试验方法 |
Test Method for Flash Point by Tag Closed Tester |
ASTM D 560-1996 |
压实的掺土水泥混合物的冻融试验方法 |
Test Methods for Freezing and Thawing Compacted Soil-Cement Mixtures |
ASTM D 5600-1998 |
感应耦合等离子体原子发射光谱法(ICP-AES)分析石油焦炭中痕量金属的标准试验方法 |
Standard Test Method for Trace Metals in Petroleum Coke by Inductively Coupled Plasma Atomic Emission Spectrometry (ICP-AES) |
ASTM D 5601-1994 |
屋面防雨材料和薄膜耐撕裂性能的标准试验方法 |
Standard Test Method for Tearing Resistance of Roofing and Waterproofing Materials and Membranes |
ASTM D 5602-1998 |
屋面薄膜试样耐静态穿孔性能的标准试验方法 |
Standard Test Method for Static Puncture Resistance of Roofing Membrane Specimens |
ASTM D 5603-1996 |
橡胶化合物材料标准分类-硫化粒橡胶 |
Standard Classification for Rubber Compounding Materials-Vulcanized Particulate Rubber |
ASTM D 5604-1996 |
沉淀二氧化硅标准试验方法.表面积单点B.E.T.氮的吸收 |
Standard Test Methods for Precipitated Silica-Surface Area Single Point B.E.T. Nitrogen Adsorption |
ASTM D 5605-1994 |
苯乙烯聚丁橡胶(SBR)标准规范-原始穆尼粘度目标值的确定 |
Standard Practice for Styrene-Butadiene Rubber (SBR)-Establishing Raw Mooney Viscosity Target Values |
ASTM D 5606-2001 |
甲苯二氰酸盐(TDI)原料用甲苯的标准规范 |
Standard Specification for Toluene for Toluene Diisocyanate (TDI) Feedstock |
ASTM D 5607-1995 |
在恒定的正常应力下进行岩石样品的实验室直接剪切强度试验的标准方法 |
Standard Test Method for Performing Laboratory Direct Shear Strength Tests of Rock Specimens Under Constant Normal Stress |
ASTM D 5608-1994 |
用于低水平放射性废物场所的现场设备去污染标准规范 |
Standard Practice for Decontamination of Field Equipment Used at Low Level Radioactive Waste Sites |
ASTM D 5609-1994 |
地下水流动模拟中确定边界条件的标准导则 |
Standard Guide for Defining Boundary Conditions in Ground-Water Flow Modeling |
ASTM D 561-1982 |
涂料用炭黑颜料 |
Carbon Black Pigment for Paint |
ASTM D 5610-1994 |
确定地下水流型初始条件的标准导则 |
Standard Guide for Defining Initial Conditions in Ground-Water Flow Modeling |
ASTM D 5611-1994 |
地下水流样品应用的灵敏度分析标准导则 |
Standard Guide for Conducting a Sensitivity Analysis for a Ground-Water Flow Model Application |
ASTM D 5612-1994 |
水质测量的质量规划和现场实施标准导则 |
Standard Guide for Quality Planning and Field Implementation of a Water Quality Measurement Program |
ASTM D 5613-1994 |
使用染料示踪剂明渠测量行程时间标准试验方法 |
Standard Test Method for Open-Channel Measurement of Time of Travel Using Dye Tracers |
ASTM D 5614-1994 |
用宽口堰测量明渠水流量的标准试验方法 |
Standard Test Method for Open Channel Flow Measurement of Water with Broad-Crested Weirs |
ASTM D 5615-1995 |
家用反渗透装置工作性能的标准试验方法 |
Standard Test Method for Operating Characteristics of Home Reverse Osmosis Devices |
ASTM D 5616-1994 |
回收三氯乙烯的标准规范 |
Standard Specification for Reclaimed Trichloroethylene |
ASTM D 5617-1999 |
土工合成织物多轴抗拉试验的标准试验方法 |
Standard Test Method for Multi-Axial Tension Test for Geosynthetics |
ASTM D 5618-1994 |
茗荷介(贝属动物)剪切粘着强度的标准试验方法 |
Standard Test Method for Measurement of Barnacle Adhesion Strength in Shear |
ASTM D 5619-1994 |
使用攻丝转矩试验机比较除金属流体的标准试验方法 |
Standard Test Method for Comparing Metal Removal Fluids Using the Tapping Torque Test Machine |
ASTM D 562-1981 |
斯氏粘度计测定涂料稠度的试验方法 |
Test Method for Consistency of Paints Using the Stormer Viscometer |
ASTM D 5620-1994 |
使用销钉和V形块试验机以排水和干燥方式评定薄膜流体润滑油的标准试验方法 |
Standard Test Method for Evaluating Thin Film Fluid Lubricants in a Drain and Dry Mode Using a Pin and Vee Block Test Machine |
ASTM D 5621-2001 |
液压流体的声波剪切稳定性标准试验方法 |
Standard Test Method for Sonic Shear Stability of Hydraulic Fluid |
ASTM D 5622-1995 |
用还原热解测定汽油和甲醇燃料中总氧含量的标准试验方法 |
Standard Test Methods for Determination of Total Oxygen in Gasoline and Methanol Fuels by Reductive Pyrolysis |
ASTM D 5623-1994 |
用气体色谱法和硫化选择性检测法测定轻石油溶液中硫化物的标准试验方法 |
Standard Test Method for Sulfur Compounds in Light Petroleum Liquids by Gas Chromatography and Sulfur Selective Detection |
ASTM D 5624-2000 |
测定表面处理横向集料扩展率的标准试验方法 |
Standard Test Method for Determining the Transverse-Aggregate Spread Rate for Surface Treatment Applications |
ASTM D 5625-1997 |
铺开的纸和纸制品的长度,宽度和面积测量用标准试验方法 |
Standard Test Method for Measuring Length, Width, and Squareness of Sheeted Paper and Paper Products |
ASTM D 5626-1994 |
美国邮政局光学测量用于小电话网的标准试验方法 |
Standard Test Methods for U.S. Postal Service Optical Measurements for Small Areas |
ASTM D 5627-1994 |
颗粒状离子交换树脂的水可萃取残留物的标准试验方法 |
Standard Test Method for Water Extractable Residue from Particulate Ion-Exchange Resins |
ASTM D 5628-1996 |
用下落投掷法测试平板刚性塑料样品的抗冲击性的标准试验方法(冲击锤或下落块) |
Standard Test Method for Impact Resistance of Flat, Rigid Plastic Specimens by Means of a Falling Dart (Tup or Falling Mass) |
ASTM D 5629-1999 |
聚氨基甲酸乙酯原料的标准试验方法:低酸度芳香异氰酸酯和聚氨基甲酸乙酯预聚物中酸度的测定 |
Standard Test Method for Polyurethane Raw Materials: Determination of Acidity in Low-Acidity Aromatic Isocyanates and Polyurethane Prepolymers |
ASTM D 563-1988 |
醇酸树脂和树脂溶液中苯酐含量的试验方法 |
Test Method for Phthalic Anhydride Content of Alkyd Resins and Resin Solutions |
ASTM D 5630-2001 |
热塑性塑料中灰分含量的标准试验方法 |
Standard Test Method for Ash Content in Thermoplastics |
ASTM D 5631-2000 |
Halon 1301,三氟甲溴搬运及储存的标准规范 |
Standard Practice for Handling Transportation and Storage of Halon 1301 Bromotrifluoromethane (CF3BR) |
ASTM D 5632-1995 |
Halon 1301,三氟甲溴(CFBr)的标准规范 |
Standard Specification for Halon 1301, Bromotrifluoromethane (CFBr) |
ASTM D 5633-1994 |
用柄勺取样的标准规程 |
Standard Practice for Sampling with a Scoop |
ASTM D 5634-2001 |
永久性和耐久性胶版及书籍纸选择的标准指南 |
Standard Guide for Selection of Permanent and Durable Offset and Book Papers |
ASTM D 5635-1998 |
屋面薄膜试样耐动态穿孔性能的标准试验方法 |
Standard Test Method for Dynamic Puncture Resistance of Roofing Membrane Specimens |
ASTM D 5636-1994 |
毡子或薄层屋面和防水材料低温展开的标准试验方法 |
Standard Test Method for Low Temperature Unrolling of Felt or Sheet Roofing and Waterproofing Materials |
ASTM D 5637-2000 |
电绝缘漆耐湿性能的标准试验方法 |
Standard Test Method for Moisture Resistance of Electrical Insulating Varnishes |
ASTM D 5638-2000 |
电绝缘漆的耐化学性能的标准试验方法 |
Standard Test Method for Chemical Resistance of Electrical Insulating Varnishes |
ASTM D 5639/D 5639M-1995 |
纤维板物质和箱结构的性能要求的标准试验方法 |
Standard Practice for Selection of Corrugated Fiberboard Materials and Box Construction Based on Performance Requirements |
ASTM D 564-1987 |
液体涂料催干剂的试验方法 |
Test Methods for Liquid Paint Driers |
ASTM D 5640-1995 |
用于明渠水流量测量的溢流堰和斜槽的选择的标准导则 |
Standard Guide for Selection of Weirs and Flumes for Channel Flow Measurement of Water |
ASTM D 5641-1994 |
真空室评定地工薄膜接缝的标准规范 |
Standard Practice for Geomembrane Seam Evaluation by Vacuum Chamber |
ASTM D 5642-1999 |
密封管道化学物质的兼容性试验方法 |
Standard Test Method for Sealed Tube Chemical Compatibility |
ASTM D 5643-1994 |
无沥青煤焦油屋面水泥的标准规范 |
Standard Specification for Coal Tar Roof Cement, Asbestos Free |
ASTM D 5644-1996 |
橡胶化合材料的标准试验方法.硫化颗粒橡胶粒径分布的测定 |
Standard Test Method for Rubber Compounding Materials-Determination of Particle Size Distribution of Vulcanized Particulate Rubber |
ASTM D 5645-1995 |
膨胀固定软垫物理性能测定的标准试验方法 |
Standard Test Methods for Determining Physical Properties Inflatable Restraint Cushions |
ASTM D 5646-1996 |
家用基本缝纫机针脚的标准术语 |
Standard Terminology of Basic Sewing Machine Stitches for Home Use |
ASTM D 5647-2001 |
用光电仪器测量纱线的毛状特性的标准指南 |
Standard Guide for Measuring Hairiness of Yarns by the Photo-Electric Apparatus |
ASTM D 5648-2001 |
螺纹紧固件用胶粘剂的转矩拉力的标准试验方法 |
Standard Test Method for Torque-Tension Relationship of Adhesives Used on Threaded Fasteners (Lubricity) |
ASTM D 5649-2001 |
紧固螺纹胶粘剂的转矩强度的标准试验方法 |
Standard Test Method for Torque Strength of Adhesives Used on Threaded Fasteners |
ASTM D 565-1999 |
白色矿物油中可碳化物质的试验方法 |
Test Method for Carbonizable Substances in White Mineral Oil |
ASTM D 5650-1997 |
纸张抗弯刚度标准试验方法(0-10泰伯刚度单位泰伯试验机) |
Standard Test Method for Resistance to Bending of Paper of Bending Stiffness (Taber-Type Tester in 0 to 10 Taber Stiffness Unit Configuration) |
ASTM D 5651-1995 |
木质纤维和碎料人造板表面粘结强度的标准试验方法 |
Standard Test Method for Surface Bond Strength of Wood-Base Fiber and Particle Panel Materials |
ASTM D 5652-1995 |
木和木基制品中螺栓连接的标准试验方法 |
Standard Test Methods for Bolted Connections in Wood and Wood-Base Products |
ASTM D 5653-1995 |
二甲基氨荒酸铜标准规范 |
Standard Specification for Copper Dimethyldithiocarbamate |
ASTM D 5654-1995 |
B型季氨态铜(ACQ-B)标准规范 |
Standard Specification for Ammoniacal Copper Quat Type B (ACQ-B) |
ASTM D 5655-1995 |
用比色法对用铜二甲二硫代氨基甲酸脂氨荒酸盐(CDDC)处理过的木材的分析的标准试验方法 |
Standard Test Method for Analysis of Copper Dimethyldithiocarbamate (CDDC) Treated Wood by Colorimetry 1 |
ASTM D 5656-1995 |
拉伸载荷法测定剪切胶粘剂应力-应变性能用的厚被粘物金属搭接-剪切接合标准试验方法 |
Standard Test Method for Thick-Adherend Metal Lap-Shear Joints for Determination of the Stress-Strain Behavior of Adhesives in Shear by Tension Loading |
ASTM D 5657-2001 |
螺纹紧固件用胶粘剂的流体密封能力标准试验方法 |
Standard Test Method for Fluid Tightness Ability of Adhesives Used on Threaded Fasteners |
ASTM D 5658-1995 |
卡车未固结废弃物取样的标准规范 |
Standard Practice for Sampling Unconsolidated Waste From Trucks |
ASTM D 5659-1995 |
使用高效液相色谱法的废水中氯苯氧基酸除莠剂的标准试验方法 |
Standard Test Method for Chlorophenoxy Acid Herbicides in Waste Using HPLC |
ASTM D 566-1997 |
润滑脂的滴点试验方法 |
Test Method for Dropping Point of Lubricating Grease |
ASTM D 5660-1996 |
使用发光海生细菌毒性试验法评定化学污染的水和土壤微生物去毒的标准试验方法 |
Standard Test Method for Assessing the Microbial Detoxification of Chemically Contaminated Water and Soil Using a Toxicity Test with a Luminescent Marine Bacterium |
ASTM D 5661-1995 |
PKP法测试石油相对溶解能力标准试验方法 |
Standard Test Method for Relative Solvency of Petroleum Oils by the PKP Method |
ASTM D 5662-1999 |
测定汽车齿轮油与典型油密封弹性体相适应性的标准试验方法 |
Standard Test Method for Determining Automotive Gear Oil Compatability with Typical Oil Seal Elastomers |
ASTM D 5663-1997 |
包装纸和纸板回收成分确认的标准导则 |
Standard Guide for alidating Recycled Content in Packaging Paper and Paperboard |
ASTM D 5664-2001 |
评定阻燃处理和高温对阻燃处理木材强度性能的影响的标准试验方法 |
Standard Test Method for Evaluating the Effects of Fire-Retardant Treatments and Elevated Temperatures on Strength Properties of Fire-Retardant Treated Lumber |
ASTM D 5664a-2001 |
评定阻燃处理和高温对阻燃处理木材强度性能的影响的标准试验方法 |
Standard Test Method for Evaluating the Effects of Fire-Retardant Treatments and Elevated Temperatures on Strength Properties of Fire-Retardant Treated Lumber |
ASTM D 5665-1999 |
用于冷施屋面及防水用的热塑性织物的标准规范 |
Standard Specification for Thermoplastic Fabrics Used in Cold-Applied Roofing and Waterproofing |
ASTM D 5666-1995 |
使用高效液相色谱的P-苯二胺抗降解剂纯度的标准试验方法 |
Standard Test Method for P-Phenylenediamine Antidegradants-Purity by High Performance Liquid Chromatography |
ASTM D 5667-1995 |
合成原料橡胶总水溶性灰分的标准试验方法 |
Standard Test Method for Rubber From Synthetic Sources-Total and Water Soluble Ash |
ASTM D 5668-1999 |
合成原料橡胶挥发性物质的标准试验方法 |
Standard Test Methods for Rubber From Synthetic Sources-Volatile Matter |
ASTM D 5669-1995 |
橡胶的标准试验方法.加氢丁腈橡胶(HNBR)中残余不饱和的硫化计评定 |
Standard Test Method for Rubber-Evaluation of Residual Unsaturation in Hydrogenated Nitrile Rubber (HNBR) by Curemeter Testing |
ASTM D 5670-1995 |
橡胶的标准试验方法.加氢丁腈橡胶(HNBR)中残余不饱和的红外分光光度法测定 |
Standard Test Method for Rubber-Determination of Residual Unsaturation in Hydrogenated Nitrile Rubber (HNBR) by Infrared Spectrophotometry |
ASTM D 5671-1995 |
在显微镜下用反射光法人分析煤抛光和腐蚀性的标准实验 |
Standard Practice for Polishing and Etching Coal Samples for Microscopical Analysis by Reflected Light |
ASTM D 5672-1995 |
使用25mm(1英寸)挠曲技术试验压痕力挠曲的软微孔材料测量的标准试验方法 |
Standard Test Method for Testing Flexible Cellular Materials Measurement of Indentation Force Deflection Using a 25-mm (1-in.) Deflection Technique |
ASTM D 5673-1996 |
用电感耦合等离子-质谱仪测试水中的素的标准试验方法 |
Standard Test Method for Elements in Water by Inductively Coupled Plasma-Mass Spectrometry |
ASTM D 5674-1995 |
测量站工作标准导则 |
Standard Guide for Operation of a Gaging Station |
ASTM D 5675-1999 |
含氟聚合物微粉的标准规范 |
Standard Specification for Fluoropolymer Micro Powders |
ASTM D 5676-1999 |
回收聚苯乙烯模制和挤压材料的标准规范 |
Standard Specification for Recycled Polystyrene Molding and Extrusion Materials |
ASTM D 5677-2000 |
用于航空喷气涡轮机燃料管线的胶粘剂结合型玻璃纤维(玻璃纤维增强热固性树脂)管及管配件标准规范 |
Standard Specification for Fiberglass (Glass-Fiber-Reinforced Thermosetting-Resin) Pipe and Pipe Fittings, Adhesive Bonded Joint Type, for Aviation Jet Turbine Fuel Lines |
ASTM D 5678-1995 |
乳化地板蜡耐冷冻/解冻的标准试验方法 |
Standard Test Method for Freeze/Thaw Resistance of Wax Emulsion Floor Polish |
ASTM D 5679-1995 |
圆筒或类似容器内固结粒子取样的标准规范 |
Standard Practice for Sampling Consolidated Solids in Drums or Similar Containers |
ASTM D 5680-1995 |
圆筒或类似容器内未固结粒子取样的标准规范 |
Standard Practice for Sampling Unconsolidated Solids in Drums or Similar Containers |
ASTM D 5681-1998 |
废物和废物管理的标准术语 |
Standard Terminology for Waste and Waste Management |
ASTM D 5682-1995 |
液体涂料及有关材料电阻率的标准试验方法 |
Standard Test Methods for Electrical Resistivity of Liquid Paint and Related Materials |
ASTM D 5683-1995 |
屋顶材料,防水材料和薄膜挠性的标准试验方法 |
Standard Test Method for Flexibility of Roofing and Waterproofing Materials and Membranes |
ASTM D 5684-2000 |
堆垛地板覆盖物标准术语 |
Standard Terminology Relating to Pile Floor Coverings |
ASTM D 5685-2001 |
玻璃纤维(玻璃-纤维-增强热固树脂)压力管道配件标准规范 |
Standard Specification for Fiberglass (Glass-Fiber-Reinforced Thermosetting-Resin) Pressure Pipe Fittings |
ASTM D 5686-1995 |
用于冷凝回流管道的胶粘剂结合型环氧树脂玻璃纤维(玻璃-纤维-增强热固树脂)管及管配件标准规范 |
Standard Specification forFiberglass (Glass-Fiber-Reinforced Thermosetting-Resin) Pipe and Pipe Fittings, Adhesive Bonded Joint Type Epoxy Resin, for Condensate Return Lines |
ASTM D 5687/D 5687M-1995 |
附有试样准备加工指南的扁平复合板准备的标准导则 |
Standard Guide for Preparation of Flat Composite Panels with Processing Guidelines for Specimen Preparation |