Qualitative Filter Papers

• 100% alpha cotton cellulose
• pH tolerant: 0 to 12
• Thermostable: up to 120°C
• Wide selection – seven types
• Ash Content: 0.1%

APPLICATIONS
• Clarify and remove precipitates
• Preparation for qualitative analysis

CHARACTERISTICS

Grade	Comments
No. 1	Retains large crystalline particles and gelatinou precipitates. Fast flow rate, smooth surface, normal hardness
No. 2	Retains medium crystalline precipitates, fast flow rate, smooth surface, normal hardness
No. 231	Retains crystalline precipitates, moderate flow rate, smooth surface, normal hardness
No. 232	Retains medium to medium fine particulates, slow flow rate, smooth, normal hardness
No. 131	High retention efficiency for fine crystalline precipitates like barium sulfate, slow flow rate, smooth surface, normal hardness
No. 235	Highest retention efficiency, retains very fine particulates, very slow flow rate, smooth
No. 101	Seed germination, retains large particles

For Characteristics and Applications, please click here.