Product Description

These quantitative Whatman Filter Papers are designed for gravimetric analysis and preparation of samples for instrumental analysis 

• Formats: ashless, low ash, hardened ashless 
• Ashless: 0.007% ash maximum for routine quantitative techniques 
• Hardened low ash: 0.015% ash maximum with very high wet strength 
• Hardened ashless: with 0.006% ash maximum and very high wet strength.
• General use filter paper is white, with crepe surface
• Unique paper is almost as strong wet as it is dry
• Used for qualitative work, exceptional filtering properties
• Speed of filtering is comparable to common qualitative papers
• Acid and alkali resistance allows for wide range of process operations
• Particle retention: 8-12µm