Quantitative filter papers, ashless grades, grade 42, Whatman™

Supplier: GE Healthcare - Whatman
1442-042 1442-047 1442-055 1442-070 1442-090 1442-110 1442-125 1442-150 1442-185 1442-240 1442-917 1442-320 1442-6551 1442-971
1442042.EA 26.2 EUR
1442042. 512-0593 1442055. 1442070. 1442090. 1442110. 1442125. 1442150. 1442185. 1442240. 512-0655 512-0627 512-0654 WHAT1442-971
Quantitative filter papers, ashless grades, grade 42, Whatman™
Filters Filter Papers Quantitative Filter Paper
These filter papers made from high quality cotton linters have the finest retention of all ashless filter paper grades. Grade 42 is designed for gravimetric analysis and sample preparation for instrumental analysis.

  • Commonly used as a calcium carbonate filter
  • Alpha cellulose content ≥98%

These filter papers are designed for retention of extremely small particles. Other typical precipitates for gravimetric analysis include barium sulfate and metastannic acid for use in glazes, coatings and pigments. The high purity of these filters also makes themMore Product Information
Order Now

SPECIFICATIONS

Grade 42
Weight 100 g/m²
Environmentally Preferable
Thickness 200 µm
Particle retention 2,5 µm
Filtration speed 1870 s (Herzberg)
Ash content 0,007%
Airflow rate 96 s/100 ml/6,5 cm²

Learn more

About VWR

Avantor is a vertically integrated, global supplier of discovery-to-delivery solutions for...

Learn more About VWR