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NIST SRM 2691 - Coal Fly Ash 子起生物提供

参考价：面议

供货周期：

一周

品牌：

子起生物

规格：

咨询客服

货号：

SRM 2691

CAS号：

咨询客服

产品详情

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