Chemistry Reference Materials Supplier –  Reference Material For Coal Testing  – Shandong Institute of Metallurgical Science

products

Chemistry Reference Materials Supplier – Reference Material For Coal Testing – Shandong Institute of Metallurgical Science

Short Description:


Product Detail

Product Tags

Related Video

Feedback (2)

We take "customer-friendly, quality-oriented, integrative, innovative" as objectives. "Truth and honesty" is our administration ideal for Anthracite Mines , Sus 304 Stainless Steel , Srm Nist , We are looking forward to forming successful business relationship with new clients in the near future!
Chemistry Reference Materials Supplier – Reference Material For Coal Testing – Shandong Institute of Metallurgical Science Detail:

Table 1. Certified Values for YSBC 28752-95 (Mass Fraction %)

Number

Elements

TFe

SiO2

Al2O3

CaO

MgO

K2O

YSBC

28752-95

 

Certified Values

64.66

4.34

1.80

0.011

0.027

0.082

Uncertainty

0.15

0.05

0.03

0.003

0.002

0.003

Number

Elements

Na2O

TiO2

Mn

S

P

 

YSBC

28752-95

Certified Values

0.01

0.23

0.007

0.0091

0.020

 

Uncertainty

0.01

0.02

0.001

0.0003

0.002

 

Table 2. Analysis Methods

Composition

Method

TFe

Titanium(III) chloride reduction potassium dichromate titration method

SiO2

Perchloric acid dehydration gravimetric methodThe silicomolybdic blue spectrophotometric methodICP-AES

Al2O3

The chrome azurol S photometric method  ICP-AES

CaO

ICP-AESAAS

MgO

ICP-AES AAS

K2O

ICP-AES AAS

Na2O

ICP-AES AAS 

TiO2

Diantipyrylmethane spectrophotometric method ICP-AES

Mn

Potassium periodate spectrophotometric method ICP-AESAAS

S

High frequency combustion infrared absorption methodBarium sulfate gravimetric methodCombustion iodometric method

P

Bismuth phosphomolybdenum blue photometryICP-AES

Expiration of certification: The certification of this CRM is valid until January 1, 2025.

Table 3. Methods for homogeneity testing

Composition

Analysis methods

Minimum sample (g)

TFe

Titanium(III) chloride reduction potassium dichromate titration method

0.2

SiO2

The silicomolybdic blue spectrophotometric method

0.2

Al2O3、CaO、MgO、TiO2、Mn、P

ICP-AES

0.2

K2O、Na2O

AAS

0.2

S

The Infrared absorption method

0.2


Product detail pictures:

Chemistry Reference Materials Supplier –  Reference Material For Coal Testing  – Shandong Institute of Metallurgical Science detail pictures

Chemistry Reference Materials Supplier –  Reference Material For Coal Testing  – Shandong Institute of Metallurgical Science detail pictures


Related Product Guide:

To consistently enhance the management method by virtue of the rule of "sincerely, fantastic religion and top quality are the base of business development", we extensively absorb the essence of associated goods internationally, and constantly acquire new merchandise to satisfy the needs of shoppers for Chemistry Reference Materials Supplier – Reference Material For Coal Testing – Shandong Institute of Metallurgical Science , The product will supply to all over the world, such as: venezuela, Vancouver, Croatia, We hope we can establish long-term cooperation with all of the customers, and hope we can improve competitiveness and achieve the win-win situation together with the customers. We sincerely welcome the customers from all over the world to contact us for anything you need!Welcome all customers both at home and abroad to visit our factory. We hope to have win-win business relationships with you, and create a better tomorrow.
  • The company has a good reputation in this industry, and finally it tured out that choose them is a good choice.
    5 Stars By Mabel from Angola - 2017.09.28 18:29
    The company account manager has a wealth of industry knowledge and experience, he could provide appropriate program according our needs and speak English fluently.
    5 Stars By Lynn from Morocco - 2017.06.19 13:51
    Write your message here and send it to us