Merck, NIST1887B, Portland cement

General description
One unit of SRM 1887b contains five vials, each sealed with ~ 4 g of portland cement which is ground to pass through a sieve of 75 µm (No. 200).

SRM 1887B_cert

SRM 1887B_SDS
Application
The SRM1884B is a Type III portland cement intended to evaluate and calibrate the methods to analyze the cements and materials of similar matrix.
Features and Benefits
Accompanied with certificate documenting NIST- certified mass fraction values, and coverage factor for the constituents in portland cement.
The reference and information values of constituents are reported as mass fraction.
The certified value is metrologically traceable to the SI unit of mass fraction, expressed as a percentage.
The NIST certificate is provided with expiration certificate, use, storage, handling, and maintenance instructions.

Other Notes
Certified for the analytes listed below.
Silicon dioxide (SiO₂), Aluminium oxide (Al₂O₃), Ferric oxide (Fe₂O₃), Calcium oxide (CaO), Magnesium oxide (MgO), Sulphur Trioxide (SO₃), Sodium oxide (Na₂O), Potassium oxide (K₂O), Titanium dioxide (TiO₂), Phosphorus pentoxide (P₂O₅), Zinc oxide (ZnO), Manganese(III) oxide (Mn₂O₃), Chlorine (Cl), Chromium(III) oxide (Cr₂O₃), Strontium oxide (SrO)

Reference/Informational value is provided for the following analytes.
Sulfide sulfur (S²⁻), Free Calcium oxide (CaO), Fluoride (F–), Barium oxide (BaO)

See certificate for values and more details at nist.gov/SRM.
Legal Information
NIST is a registered trademark of National Institute of Standards and Technology
SRM is a registered trademark of National Institute of Standards and Technology