NIST SRM 2690 - Coal Fly Ash 子起生物提供

NIST   SRM 2690 - Coal Fly Ash 子起生物提供

品牌：NIST

货号：  SRM 2690

品名：Coal Fly Ash

规格： set (3)

NIST   SRM 2690

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 2690

Details

Description:  Coal Fly Ash

Lot:  N/A

Expiration Date:   

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

NIST   SRM 2690

Unit of Issue:  set (3)

Status:  Now Selling

Certificate Date:  8/10/2012

Certificate Revision Date:  10 August 2012 (Updated information value for mercury; removed cadmium information value; editorial changes).

MSDS Date:  9/17/2014

Technical Contact:  Robert Vocke  Email 

NIST   SRM 2690

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 2690

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

  NIST   SRM 2690

Aluminum  12.35*

   Antimony  6 

   Arsenic  26 

   Barium  5800 

   Beryllium  8 

   Calcium  5.71*

   Cesium  8 

   Chromium  67 

   Cobalt  19 

  NIST   SRM 2690

Europium  2 

   Hafnium  8 

   Iron  3.57*

   Lead  39 

   Magnesium  1.53*

   Manganese  300 

   Mercury  0.0005 

   Nickel  46 

   Phosphorus  0.52*

   Potassium  1.04*

   Scandium  17 

  NIST   SRM 2690

Selenium  0.8 

   Silicon  25.85*

   Sodium  o.24*

  NIST   SRM 2690

Strontium  2000 

   Sulfur  0.15*

   Thorium  25 

   Titanium  0.52*

   Zinc  120 

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

   Parameter  Value

   Value  8.0 %

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

- Certified values are normal font

- Reference values are italicized

- Values in parentheses are for information only 

NIST   SRM 2690

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

* Prices are subject to change without notice

NIST   SRM 2690

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NIST   SRM 2690