Buchi Set boric aicid 4% Sher (8pcs) 11067890

Ready-to-use 4% boric acid solution with Sher indicator supplied as eight 5 L canisters for pH or colorimetric titration after Kjeldahl distillation. The solution is adjusted to pH 4.65 and contains the correct proportion of Sher indicator so it can be used directly for colorimetric endpoint detection or pH titration. It is intended to capture and bind distilled ammonia for nitrogen determinations with absolute nitrogen contents at or above 6.75 mg N.

Key Features:

• Boric acid concentration: 4%
• Indicator: Sher (pre-mixed)
• pH: 4.65 (adjusted and maintained)
• Pack configuration: 8 × 5 L canisters
• Suitable for absolute nitrogen contents ≥ 6.75 mg N

Advantages:

• Ready-to-use formulation eliminates time-consuming preparation and indicator dosing
• Pre-adjusted pH and indicator ratio ensure consistent, reproducible titration endpoints
• Bulk pack of eight 5 L canisters reduces handling and frequent replenishment for high-throughput labs