NIST634A

Portland cement

NIST^® SRM^® 634a

• UNSPSC 코드: 41116107
• NACRES: NA.24

속성

• Grade: certified reference material
• Quality Level: 100
• 포장: pkg of 100 g
• 제조업체/상표: NIST^®
• 형식: matrix material

설명

일반 설명

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

애플리케이션

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.

특징 및 장점

• 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.

기타 정보

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.

법적 정보

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

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

안전성 정보

• 픽토그램: GHS05,GHS07
• 신호어: Danger
• 유해 및 위험 성명서: H315,H318,H335
• 예방조치 성명서: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Eye Dam. 1 - Skin Irrit. 2 - STOT SE 3
• 표적 기관: Respiratory system
• Storage Class Code: 13 - Non Combustible Solids
• WGK: WGK 3
• Flash Point (°F): Not applicable
• Flash Point (°C): Not applicable