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Whatman Filter Paper Grade 40 12.7mm

Whatman Filter Paper Grade 40 12.7mm
Whatman Filter Paper Grade 40 12.7mm
Whatman Filter Paper Grade 40 12.7mm
Whatman Filter Paper Grade 40 12.7mm
Whatman Filter Paper Grade 40 12.7mm
Whatman Filter Paper Grade 40 12.7mm
Whatman Filter Paper Grade 40 12.7mm

Whatman Filter Paper Grade 40 12.7mm Specification

  • Application
  • Other
  • Molecular Weight
  • 162.14 g/mol Grams (g)
  • Ph Level
  • N/A
  • Physical Form
  • Solid
  • Shape
  • other
  • Purity
  • N/A
  • Product Type
  • Quantitative filter paper
  • Smell
  • Other
  • Taste
  • Other
  • Melting Point
  • N/A
  • Poisonous
  • NO
  • Usage
  • Laboratory
  • Shelf Life
  • 5 Days
  • Density
  • N/A Gram per cubic centimeter(g/cm3)
  • EINECS No
  • 232-674-9
  • Molecular Formula
  • (C6H10O5)n
  • Appearance
  • White circular filter-paper disc
  • Properties
  • Diameter: 12.7 mm circular circles Particle Retention: 8 m (medium nominal retention) Ash Content: Maximum 0.007% (ashless, treated with acid to remove trace metals) Filtration Speed: Medium (Herzberg speed of 340 seconds per 100 mL) Thickness: 210 m
  • HS Code
  • 48232000
  • Ingredients
  • Cellulose/Glass Fiber/Cellulose Nitrate/Mixed Cellulose Ester
  • Solubility
  • Insoluble in water
  • Storage
  • Room Temperature
  • Grade
  • Whatman 1/Whatman 40/Whatman 41/Whatman 42/Whatman
  • CAS No
  • 9004-34-6
  • High Absorption
  • Yes
  • Disposable
  • Yes
  • Smooth Surface
  • Yes
  • Single Use
  • Yes
  • Diameter
  • 42.5240 mm
  • White Color
  • Yes
  • Retention
  • 2.525 microns
  • Multiple Grades
  • Yes
  • Standard Sizes
  • Yes
 

Whatman Filter Paper Grade 40 12.7mm Trade Information

  • Minimum Order Quantity
  • 10 Packs
  • FOB Port
  • Jaipur
  • Payment Terms
  • Telegraphic Transfer (T/T), Cash Advance (CA), Cash in Advance (CID)
  • Supply Ability
  • 100 Packs Per Day
  • Delivery Time
  • 5 Days
  • Sample Policy
  • Contact us for information regarding our sample policy
  • Main Export Market(s)
  • Asia, Eastern Europe, Western Europe, Middle East, Australia, Central America, North America, South America, Africa
  • Main Domestic Market
  • All India
 

About Whatman Filter Paper Grade 40 12.7mm

Whatman Grade 40 filter paper (12.7 mm diameter, SKU 1440-012) is a high-purity, ashless quantitative filter paper designed for gravimetric analysis and general laboratory filtration
Key Specifications
  • Diameter: 12.7 mm circular circles
  • Particle Retention: 8 m (medium nominal retention)
  • Ash Content: Maximum 0.007% (ashless, treated with acid to remove trace metals)
  • Filtration Speed: Medium (Herzberg speed of 340 seconds per 100 mL)
  • Thickness: 210 m
  • Basis Weight: 95 g/m
  • Material: High-quality cotton linters (pure cellulose without wet-strength additives)
  • Packaging: Pack of 400 circles
  • Common Applications
    • Gravimetric analysis (determining solid residues after ignition)
  • General soil analysis and pollution studies
  • Separating solid matter from aqueous extracts
  • Sample clean-up prior to atomic absorption (AA) spectrometry
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