Sodium Hydroxide (0.25 N), in Aqueous Solution, Analytical Reagent

The NIST traceability to SRM 84 provides the highest level of standardization and analytical confidence for regulatory compliance and quality assurance applications. ASTM standard compliance ensures suitability for standardized testing procedures. The normality of 0.2490 N – 0.2510 N maintains consistent concentration for precise titration procedures. The 2-year shelf-life provides reliable usability while maintaining standardized concentration and NIST-traceable performance.

Features:

• NIST Traceable to SRM 84 for highest standardization
• Meets ASTM standards for standardized testing procedures
• Normality: 0.2490 N - 0.2510 N for precise titrations
• Clear liquid for easy visual assessment
• Suitable as primary titrant for acid-base titrations
• Shelf-life: 2 years maintains standardized concentration
• Available sizes: 1 L and 4 L packaged in poly bottles