NIST SRM 2688 - Portland Cement Clinker 子起生物提供

NIST  SRM 2688 - Portland Cement Clinker  子起生物提供

品牌：NIST

货号： SRM 2688

品名：Portland Cement Clinker 

规格：3 vials x 10 g

NIST  SRM 2688

美国国家标准与技术研究院（National Institute of Standards and Technology，NIST）直属美国商务部，

从事物理、生物和工程方面的基础和应用研究，

以及测量技术和测试方法方面的研究，提供标准、标准参考数据及有关服务，在国际上享有很高的声誉。

NIST主要标准品包括：建筑、机械、人体蛋白、环境等标准品。

 FREE CALL 400-811-9081 

NIST  SRM 2688

Details

Description:  Portland Cement Clinker

Lot:  N/A

Expiration Date:  12/1/2015

Unit Price * :  $386.00 FREE CALL 400-811-9081 

NIST  SRM 2688

Unit of Issue:  3 vials x 10 g

Status:  Now Selling

Certificate Date:  4/16/2010

Certificate Revision Date:  16 April 2010 (The certified values for alite, belite, aluminate and ferrite were updated and the arcanite value was decertified; certification period was extended).

MSDS Date:  6/12/2014

NIST  SRM 2688

Technical Contact:  Paul Stutzman  Email 

Additional Information:  N/A

Shipping Information

Perishable:  No

Hazardous Material:  No

Material Hazard Class:  N/A

Measurand Data

- Certified values are normal font

- Reference values are italicized

- Values in parentheses are for information only 

NIST  SRM 2688

The certificate is the only official source for values and uncertainties.

Table 113.2 - Portland Cement Clinkers (solid form)   Additional Information >>

   Component (mass fraction, in %)

   Parameter  Value

   Alite (C3S)  64.95

   Belite (C2S)  17.45

   Aluminate (C3A)  4.99

   Ferrite (C2AF)  12.20

  NIST  SRM 2688

Free CaO  0.2 

   Calcium oxide  66.50 

   Silicon dioxide  22.68 

   Aluminum oxide  4.90 

   Iron oxide  4.07 

  NIST  SRM 2688

Sulfur trioxide  0.31 

   Magnesium oxide  0.98 

   Potassium oxide  0.35 

   Titanium dioxide  0.24 

   Sodium oxide  0.11 

   Strontium oxide  0.13 

  NIST  SRM 2688

Phosphorus pentoxide  0.08 

   Manganese trioxide  0.03 

   Loss on Ignition at 1000 ?C  0.21 

   Total  100.60 

* Prices are subject to change without notice

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NIST  SRM 2688