NIST634A

Portland cement

NIST^® SRM^® 634a

• Código UNSPSC: 41116107
• NACRES: NA.24

Propiedades

• grado: certified reference material
• Nivel de calidad: 100
• envase: pkg of 100 g
• fabricante / nombre comercial: NIST^®
• Formato: matrix material

Descripción

Descripción general

A unit of SRM 634a comprises a single bottle containing ~ 100 g of portland cement, finely ground to pass through a 75 μm (No. 200) sieve and is securely sealed in a foil pouch. For more information, please refer to the COA and COA.

SRM 634A_cert

SRM 634A_SDS

Aplicación

The Standard Reference Material (SRM) is primarily intended for the evaluation of chemical and instrumental methods used in the analysis of cement and materials of similar matrix.

Características y beneficios

• NIST certified values for elements in cement are provided and the values are metrologically traceable to SI unit of mass, expressed as a percentage.
• Reference values and information values for constituents in SRM634a are reported as mass fraction on an received basis.
• Accompanied with maintenance and expiration of SRM certification and instructions for use.

Otras notas

Certified for the analytes listed below.
Silicon dioxide (SiO₂), Aluminium oxide (Al₂O₃), Ferric oxide (Fe₂O₃), Calcium oxide (CaO), Magnesium oxide (MgO), Sulphur Trioxide (SO₃), Potassium oxide (K₂O), Titanium dioxide (TiO₂), Phosphorus pentoxide (P₂O₅)

Reference/Informational value is provided for the following analytes.
Sodium oxide (Na₂O), Chromium(III) oxide (Cr₂O₃), Zinc oxide (ZnO), Manganese(III) oxide (Mn₂O₃), Strontium oxide (SrO), Free Calcium oxide (CaO)

See certificate for values and more details at nist.gov/SRM.

Información legal

NIST is a registered trademark of National Institute of Standards and Technology

SRM is a registered trademark of National Institute of Standards and Technology

Información de seguridad

• Pictogramas: GHS05,GHS07
• Palabra de señalización: Danger
• Frases de peligro: H315,H318,H335
• Consejos de prudencia: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Clasificaciones de peligro: Eye Dam. 1 - Skin Irrit. 2 - STOT SE 3
• Órganos de actuación: Respiratory system
• Código de clase de almacenamiento: 13 - Non Combustible Solids
• Clase de riesgo para el agua (WGK): WGK 3
• Punto de inflamabilidad (°F): Not applicable
• Punto de inflamabilidad (°C): Not applicable