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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

  • Physical Form
  • Solid
  • Solubility
  • Insoluble in water
  • Appearance
  • White circular filter-paper disc
  • Application
  • Other
  • Smell
  • Other
  • 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
  • Usage
  • Laboratory
  • Density
  • N/A Gram per cubic centimeter(g/cm3)
  • Product Type
  • Quantitative filter paper
  • Molecular Formula
  • (C6H10O5)n
  • Ph Level
  • N/A
  • Storage
  • Room Temperature
  • CAS No
  • 9004-34-6
  • Ingredients
  • Cellulose/Glass Fiber/Cellulose Nitrate/Mixed Cellulose Ester
  • Shape
  • other
  • HS Code
  • 48232000
  • Grade
  • Whatman 1/Whatman 40/Whatman 41/Whatman 42/Whatman
  • Poisonous
  • NO
  • Melting Point
  • N/A
  • Purity
  • N/A
  • EINECS No
  • 232-674-9
  • Molecular Weight
  • 162.14 g/mol Grams (g)
  • Taste
  • Other
  • Shelf Life
  • 5 Days
  • Retention
  • 2.525 microns
  • Smooth Surface
  • Yes
  • Diameter
  • 42.5240 mm
  • Multiple Grades
  • Yes
  • Standard Sizes
  • Yes
  • Disposable
  • Yes
  • High Absorption
  • Yes
  • White Color
  • Yes
  • Single Use
  • 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
 

Whatman Filter Paper Grade 40 12.7mm About

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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