High-performance ashless filters with a red ribbon, meeting the requirements of TU 2642-001-68085491-2011. These filters boast rapid filtration (≤25 seconds), effectively retaining iron hydroxide precipitate, and maintain neutrality. For a 12.5cm diameter filter, the ash content is a mere 0.00128-0.00146g. Ideal as ashless filter paper for iron analysis and for use in 125mm diameter filter for laboratory use. These high-speed ashless filters for chemical analysis are a must-have for any laboratory.
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