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基于聚苯乙烯单分散体系的微粒径标准品

Micro particle size standard based on polystyrene monodisperse
产品编号:3113539
规格:analytical standard, size: 20.0 μm
包装规格:5 ML
产品类别:进口试剂
品牌:Supelco
优惠价:立即咨询
产品价格
产品编号包装单位单价(元)国内现货国外库存询价单
31135395 ML4340
产品别名

基于聚苯乙烯单分散体系的微粒径标准品

Micro particle size standard based on polystyrene monodisperse

Monodisperse polystyrene latex particles (20.0 μm), monodisperse polystyrene microbeads (20.0 μm), monodisperse polystyrene microspheres (20.0 μm), polystyrene monodisperse microparticles (20.0 μm)

Size standards

尺寸标准

基本信息
MDL number
MFCD00243243
NACRES
NA.24
General description【一般描述】
Monodisperse polystyrene based micro particles (size: 20.0 μm) are a particle size standard, designed for identifying the particle size distribution (PSD) profile of test samples.
Application【应用】
Fit for use in equipment particle size calibration.
Also used to:
  • standardize methods of size-dependent chromatographic separations.
  • validate the Airy Disc First Fringe (ADFF) analysis technique based on size measurements.
  • determine the impact of polystyrene microplastic exposure on feeding capacity of marine copepod Calanus helgolandicus.
  • produce monolayers in the synthesis of 2D nanomaterials coated micromotors

Features and Benefits【特点和优势】
  • suitable for routine instrument calibration checks, testing and corrections
  • available in 5 mL pack size as a neat sample

Analysis Note【分析说明】
对于每个批次,测定粒度和标准偏差的精确值的准确度为 0.001 μm。这些颗粒的粒度测定分别遵循美国国家标准与技术研究所 (NIST, USA) 和欧盟参考局 (BCR) 描述的程序,尤其是:
  • 透射电子显微镜 (TEM)
  • 扫描电子显微镜
  • 光学显微镜术
  • 配备 MDF 系统的 Coulter 计数器
采用 NIST-BCR-粒度标准品进行设备校准。
Legal Information【法律信息】
Coulter is a trademark of Beckman Coulter, Inc.
产品性质
grade【等级】
analytical standard
Quality Level【质量水平】
100
form【形式】
aqueous suspension
particles
crosslinking【交联】
2 % cross-linked
concentration【浓度】
2% (solids)
Particle size【粒径】
20.0 μm std dev <0.4 μm, coeff var <2%
application(s)
glass & ceramic
industrial qc
pharmaceutical
format【格式】
neat
storage temp.【储存温度】
2-8℃
安全信息
Storage Class Code【储存分类代码】
10 - Combustible liquids
WGK
WGK 3
Flash Point(F)【闪点(F)】
410.0 °F
Flash Point(C)【闪点(C)】
210 ℃
Personal Protective Equipment【个人防护装备】
Eyeshields, Gloves
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