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114963 Crack Set 20 Pretreatment Kit, Spectroquant, Merck

114963 Merck

The Crack Set 20 is a specialized pretreatment kit designed for the oxidative digestion of total nitrogen in various water samples. It ensures that nitrogen-containing compounds are fully converted into a form suitable for subsequent photometric analysis using Spectroquant® test kits.

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Crack Set 20 (1.14963) is an essential component of the Spectroquant system, specifically formulated to prepare samples for the determination of total nitrogen. Many nitrogen compounds in wastewater and environmental samples are bound in organic or complex forms that cannot be measured directly. This kit uses a thermoreactor-based digestion process to break down these compounds into nitrate. It is sufficient for 90 digestions and is widely used in regulated water analysis to ensure that all nitrogen species are accounted for. The kit is compatible with various Spectroquant® nitrogen test kits and provides a standardized, reliable method for sample preparation.

Advantages

  • Standardized Digestion: Provides a consistent and validated method for total nitrogen determination.
  • High Capacity: Sufficient for 90 individual sample digestions per kit.
  • Versatile Application: Suitable for a wide range of matrices, including wastewater, drinking water, and environmental samples.
  • Safe and Convenient: Includes pre-measured reagents to minimize handling and potential errors.
  • System Integration: Optimized for use with Spectroquant® photometric instruments and thermoreactors.

Technical specifications

Catalogue number 114963
Product name Crack Set 20 Pretreatment Kit
Brand Spectroquant / Supelco
Specific analyte Nitrogen (total)
Digestion capacity 90 digestions
Digestion parameters 120 °C for 1 hour
Max. Sample COD 350 mg/L (can be adjusted up to 700 mg/L)
Storage temperature +15 °C to +25 °C
Quality level 100

Available packaging options

Catalogue Number Pack Size
1.14963.0001 1 kit (for 90 tests)
Brand Merck