成人午夜毛片_精品国产欧美_黄色99_国产一区在线观看视频_国产青青操_999成人网

Tel:400-800-6106 WeChat Label Website map EN

Shenzhen NTEK Testing Technology Co., Ltd.

Current location : Home > Services> Product testing> Other Products
?

Services

Contact us +

Hot Line 400-800-6106
NTEK Group
Tel:+8618923705875 Q Q:61827361 Email:ntek@ntek.org.cn Blocks C, D and E of Fenda Science and Technology Creative Park, Xixiang, Baoan District, Shenzhen

Graphite detection

Basic introduction

Beitest has created a professional graphite detection and analysis solution, providing professional accurate and reliable testing services for the composition, physical properties, chemical properties, and chemical properties of graphite materials and products.

Graphite detection range

Natural graphite, dense crystalline graphite, flake graphite, flake graphite, cryptocrystalline graphite, graphite powder, graphite paper, expanded graphite, graphite milk, expandable graphite, earthy graphite, conductive graphite powder, graphene, etc.

Graphite testing project

Content analysis: fixed carbon, moisture, impurity content, etc.
Physical properties: hardness, ash, viscosity, fineness, particle size, volatile content, specific gravity, specific surface area, melting point, etc.
Mechanical properties: tensile strength, brittleness, bending test, tensile test, etc.
Chemical properties: water resistance, durability, acid and alkali resistance, corrosion resistance, weather resistance, heat resistance, etc.
Other parameters: electrical conductivity, thermal conductivity, lubricity, chemical stability, thermal shock resistance, etc.

Graphite testing standards

AS 2134.2-1999 Operating Procedures for Atomic Absorption Spectrometry for Chemical Analysis Part 2: Graphite Furnace Spectrometry
AS 4090-1993 Determination of lead content in whole blood Graphite furnace atomic absorption spectrometry
AS 4195.1-1994 Serum and plasma analysis of trace levels Part 1: Determination of aluminum content Graphite furnace atomic absorption spectrometry
ASTM A247-2010 Test Method for Evaluating the Microstructure of Graphite in Iron Castings
ASTM A842-2011a Standard Specification for High Density Graphite Cast Iron
ASTM C559-1990 (2010) Test Method for Bulk Density of Carbon Processed Products and Graphite Products by Physical Measurement
ASTM C560-1988 (2010) e1 Graphite Chemical Analysis Test Method
ASTM C561-1991 (2010) Test method for ash in graphite samples
ASTM C562-1991 (2010) Test Method for Moisture in Graphite Samples
ASTM C565-1993 (2010) e1 mechanism tensile test method for carbon and graphite materials

Our advantage

Obtaining quotations

Corporate name: *
Your name:*
Your cell phone and E-mail:*
Your needs:*

*For your benefit, your information will be kept strictly confidential

Submit successfully

Professional engineers will contact you quickly to provide you with appropriate solutions and look forward to meeting you~

Official account WeChat
主站蜘蛛池模板: 亚洲视频色 | 午夜啊啊啊 | 国产美女在线看 | 一级特黄特色的免费大片视频 | 视频在线h | 亚洲第一大网站 | 中文字幕一区二区三区av | 老司机黄色影院 | 99国产精品久久久久久久成人 | 亚洲黄色免费网站 | 免费一级做a爰片久久毛片潮 | 插的太深了 | 91看片淫黄大片91 | 亚洲国产精选 | 国产亚洲区 | 久久久999 | 国产伦一区二区三区 | 国产污污视频 | 日韩亚洲一区二区三区 | 日本黄页在线观看 | 色婷婷网| 在线视频亚洲 | 国产精品波多野结衣 | 久久精品综合网 | 在线看v | 少妇高潮一区二区三区99 | 天天夜夜骑 | 日韩欧美色图 | 日本黄色一级视频 | 毛片网站网址 | 日日噜噜噜夜夜爽爽狠狠 | 琪琪色av | 三级福利视频 | 性做久久久 | 午夜免费成人 | 国产精品天天看 | 日本一区二区三区在线观看视频 | 337p粉嫩色噜噜噜大肥臀 | 日韩首页 | 福利在线免费观看 | 看av网址 |