<blockquote id="m68pp"></blockquote>
    <ruby id="m68pp"></ruby>
    <style id="m68pp"></style>

  • <rt id="m68pp"></rt>
  • 国产少妇偷窥自拍,国产成人无码A片免费看,av超碰,人人妻人人狠人人爽,久久久久久亚洲精品成人,免费人妻无码不卡中文字幕系,人人玩人人添人人澡超碰,宝贝腿开大点我添添公口述视频
    Hotline:400-880-1556

    English




    basic introduction

    Chemical additives, especially chemical additives required by a certain industry, which are not limited to metal processing additives, plastic additives, papermaking additives, construction additives, water treatment additives, coating additives, leather additives Agent, textile printing and dyeing auxiliary, etc.

    Testing products

    Rubber additives:

    Various inorganic fillers, vulcanization aids (vulcanizing agents, crosslinking agents, accelerators, activators and anti-scorching agents), protective aids (antioxidants, anti-ozonants, anti-flex cracking agents, light stabilizers, UV Light absorbers, harmful metal inhibitors, physical antioxidants, termite inhibitors, mildew inhibitors) reinforcement aids (carbon black, white carbon black, metal oxides, inorganic salts, resins) process operation aids (plasticizers) , Solubilizers, plasticizers, softeners, leveling agents, lubricants, dispersants, tackifiers, release agents, release agents) special additives (colorants, foaming agents, defoamers, thickeners, Ointment, wetting agent, emulsifier, stabilizer, coagulant, heat sensitive agent, anti-webbed agent, preservative, preservative, flame retardant, antistatic agent, fragrance, etc.).

    Plastic additives:

    Plasticizers (orthophthalic plasticizers, etc.), heat stabilizers, antioxidants (158, 1010, etc.), light stabilizers, flame retardants, foaming agents, antistatic agents, mildew inhibitors, colorants, Brightener, filler, coupling agent, lubricant, mold release agent

    Paint and pigment additives:

    Drier, toughener, emulsifier, thickener, pigment dispersant, defoamer, leveling agent, anti-skin agent, matting agent, light stabilizer, mildew inhibitor, antistatic agent, etc.

    Adhesive additives:

    Curing agent, cross-linking agent, initiator, photoinitiator, catalyst, accelerator, toughener, tackifier, plasticizer, thickener, diluent, solvent, coupling agent, emulsifier, reinforcing agent, Fillers, flame retardants, polymerization inhibitors, oxidants, softeners, antioxidants (PAN, 6PPD), dispersants, foaming agents, defoamers, sterilization and preservative colorants, etc.

    Other additives:

    Antifreeze, cutting fluid, polymerization aid, surface treatment agent, snow melting agent, water reducing agent, whitening agent, mold release agent, rust inhibitor, catalyst, refrigerant, waterproof agent, water treatment agent, additive, arsenic removal agent , Desulfurization agent, dechlorination agent, mercury removal agent, vehicle urea, etc.

    Test items

    Detection: purity, density, PH value, limiting viscosity, scale inhibition performance, corrosion inhibition performance, critical micelle concentration, interfacial tension, wetting force, iodine value, acid and alkali resistance, viscosity, activity test, specific surface area, air Productivity, thermal stability, stability, cooling, corrosiveness, sealing, detection of harmful substances, water content, trace elements, etc.

    Snow melting agent testing items: freezing point, PH value, snow melting and melting ability, dissolution rate, carbon steel corrosion rate, concrete corrosion rate test, road friction attenuation rate, five kinds of heavy metal detection, etc.

    Analysis: component analysis, formula analysis, qualitative analysis, quantitative analysis, chemical composition analysis, etc.

    Testing standards

    GBT 1676-2008 Determination of iodine value of plasticizer

    GBT 1677-2008 Determination of epoxy value of plasticizer

    GBT 1670-2008 plasticizer thermal stability test

    GBT 1660-2008 Determination of kinematic viscosity of plasticizers

    GBT 1668-2008 Determination of acid value and acidity of plasticizer

    GBT 1669-2001 Determination of heating loss of plasticizer

    GB/T 1663-2001 Determination of crystallization point of plasticizer

    GB/T 1665-2008 Determination of saponification value and ester content of plasticizers

    ISO 176-2005 Plastics. Determination of loss of plasticizers. Activated carbon method

    DIN EN ISO 176-2005 Plastics. Determination of plasticizer loss. Activated carbon method

    DIN EN 665-1995 elastic floor covering material. Determination of plasticizer exudation

    GB/T 23851-2009 Snow melting agent testing (five heavy metal testing, freezing point, PH value, snow melting and ice melting capacity, dissolution rate, carbon steel corrosion rate, concrete corrosion rate test, road friction attenuation rate)

    Our advantage

    1. With a professional qualification and experienced expert technical team, we can provide you with professional consultation and services.

    2. Have advanced laboratory equipment to ensure the accuracy and reliability of test data.

    3. As a third-party testing and certification organization trusted by customers worldwide, we are your certificate of quality.


    Online consultation

    Online consultation

    Recommend
    • Australian RCM certification

      Australian RCM certification

      Australian RCM certification

    • Label printer ANATEL certification

      Label printer ANATEL certification

      Label printers entering the Brazilian market, ANATEL certification is an essential passport! It is the recognition of the Brazilian Telecommunications Authority for the safety and compliance of electronic products, without which products cannot be legally sold.

    • Label printer SRRC certification

      Label printer SRRC certification

      SRRC certification is not only a guarantee of product compliance, but also a key to opening up the market.

    Chemical products and additives testing

    Chemical additives, especially chemical additives required by a certain industry, which are not limited to metal processing additives, plastic additives, papermaking additives, construction additives, water treatment additives, coating additives, leather additives Agent, textile printing and dyeing auxiliary, etc.

    Get a quote
    主站蜘蛛池模板: 亚洲欧洲日产国产av无码| 最近2019中文字幕大全第二页| 国产日韩一区二区四季| 欧美高清狂热视频60一70| 妇女bbbb插插插视频| 亚洲第二十页中文字幕| 中文字幕日韩精品人妻| 亚洲一区二区中文av| 夜夜未满十八勿进的爽爽影视| 久久乐国产精品亚洲综合| 天天日天天爽| 两当县| 四虎精品亚洲| 亚洲国产av区一区二| 精品人妻少妇一区二区| 日韩免费无码专区精品观看| 久久96热在精品国产高清| 以草欠热福利视频手机软件丝袜国…| 人妻成人网| 老司机福利在线视频| 亚洲中文字幕日韩精品| 多p在线观看| 免费含羞草影院| 99精品视频在线观看| 军人粗大的内捧猛烈进出视频 | 中文字幕无码不卡一区二区三区| 欧美精品国产综合久久| 久久久久久久久久久久中文字幕| 中文字幕在线制服丝袜| av日韩精品在线播放| 亚洲国产第六| 日韩视频一区二区| 日韩av裸体在线播放| 亚洲一区二区人妻| 日韩在线中文字幕一区| 国产精品激情av在线播放| 日韩国产成人精品视频| 欧美日一本| 粉嫩jk制服美女啪啪| 国内偷自第一区二区三区| 热思思久久免费视频|