NIST SRM 2691 - Coal Fly Ash 子起生物提供

NIST SRM 2691 - Coal Fly Ash   子起生物提供

品牌：NIST

货号： SRM 2691

品名：Coal Fly Ash

规格： set (3)

NIST SRM 2691NIST SRM 2691

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。

NIST SRM 2691

。

 FREE CALL 400-811-9081 

DNIST SRM 2691

etails

Description:  Coal Fly Ash

Lot:  N/A

Expiration Date:   

Unit Price * :  $331.00 FREE CALL 400-811-9081 

NIST SRM 2691

Unit of Issue:  set (3)

Status:  Now Selling

Certificate Date:  8/10/2012

Certificate Revision Date:  10 August 2012 (Mercury value was changed from an information value to a certified value; removed cadmium information value; editorial changes).

MSDS Date:  9/17/2014

Technical Contact:  Thomas Vetter  Email 

Additional Information:  N/A

NIST SRM 2691

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 2691

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

Table 108.6 - Fossil Fuel: Trace Elements (solid forms)   Additional Information >>

   Elemental Composition as mass fraction in mg/kg (ppm) unless noted by an asterisk * for %

   Parameter  Value

   Aluminum  9.81*

   Antimony  3 

   Arsenic  30 

   Barium  5900 

   Beryllium  8 

   Calcium  18.45*

  NIST SRM 2691

Cesium  1 

   Chromium  68 

   Cobalt  26 

   Europium  2 

   Hafnium  10 

   Iron  4.42*

   Lead  29 

   Magnesium  3.12*

 NIST SRM 2691

 Manganese  200 

   Mercury  0.0578

   Nickel  53 

   Phosphorus  0.51*

   Potassium  0.34*

   Scandium  24 

   Selenium  17 

   Silicon  16.83*

   Sodium  1.09*

   Strontium  2700 

   Sulfur  0.83*

   Thorium  26 

 NIST SRM 2691

 Titanium  0.90*

   Zinc  120 

Table 301.2 - Cement and Coal Fly Ash Fineness   Additional Information >>

   Parameter  Value

   Value  10.5 %

   Properties  Sieve Residue (45 ?m residue) (No. 325)

- NIST SRM 2691

Certified values are normal font

- Reference values are italicized

- Values in parentheses are for information only 

NIST SRM 2691

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

* Prices are subject to change without notice

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NIST SRM 2691