PYREX 100mL Round Bottom Kjeldahl Digestion Flask with Long Neck – 5420-100

The PYREX 100mL Round Bottom Kjeldahl Flask with Long Neck is a durable borosilicate glass flask designed for nitrogen determination, chemical digestion, and laboratory analysis. Its round-bottom construction ensures efficient heat distribution, while the reinforced long neck provides improved handling and a secure stopper fit. Manufactured for excellent thermal shock and chemical resistance, it is ideal for Kjeldahl digestion procedures in research, food testing, agricultural, and quality control laboratories. Key Features and Specifications - Capacity: 100mL - Material: PYREX borosilicate glass - Flask Type: Kjeldahl digestion flask - Bottom Design: Round bottom - Neck Style: Long neck with reinforced tooled finish - Height: Approximately 210mm - Outer Diameter: Approximately 55mm - Stopper Compatibility: No. 2 rubber stopper - Stopper Included: No - Thermal Resistance: Controlled wall thickness for improved thermal shock resistance - Chemical Resistance: Suitable for demanding laboratory digestion procedures - Design: Uniform wall thickness for reliable heating performance - Reusable: Yes - Sterility: Non-sterile - Manufacturer Packaging: 6 pieces per pack; 24 pieces per case - Standards: Suitable for ASTM E258 procedures; ASTM E1377 reference - Applications: Kjeldahl nitrogen determination, protein analysis, chemical digestion, food testing, and agricultural laboratory analysis