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‘Unichem’ (U-Series) FILTER PAPERS - Qualitative / Quantitative

Lab Use

Grades with Technical Specification and Application
	U-100	U-102	U-103	U-104	U-105	U- 400	U- 410	U- 420	U-1540	U-1541	U-1542
Similar to Grade	No.1	No.2	No.3	No.4	No.5	No.40	No.41	No.42	No.540	No.541	No.542
Technical Specification
1)Particle Retention Liquid(µm)	11 µm	8 µm	6 µm	20-25 µm	2.5 µm	8 µm	20-25 µm	2.5 µm	8 µm	20-25 µm	2.7 µm
2)Basic Weight(gsm)	90 gsm.	98 gsm.	190 gsm.	92 gsm.	105 gsm.	95 gsm.	90 gsm.	100 gsm.	90 gsm.	80 gsm.	95 gsm.
3) Ash %	0.06% (approx.)	0.06% (approx.)	0.06% (approx.)	0.06% (approx.)	0.06% (approx.)	0.007% (approx.)	0.007% (approx.)	0.007% (approx.)	0.006% (approx.)	0.006% (approx.)	0.006% (approx.)
4)Thickness(mm)	0.18	0.19	0.39	0.21	0.20	0.21	0.22	0.20	0.16	0.16	0.15
5) Filteration     Speed	Medium Fast	Fast	Slow	Fast	Very Low	Medium	Fast	Slow	Fast	Medium Fast	Very Low
6)Wet Strength	High	High	Medium	High	Medium	High	High	High	High	High	High
7)ASTM	40	55	90	12	250	75	12	240	55	12	250
Application	Qualitative Filter Papers ideal for Basis Lab, School, College & All types of Industries	Qualitative Filter Papers ideal for soil nutrient in plant growth trials.	Qualitative Filter Papers ideal for lab use, Environmental samples and for high retention fine crystalline.	Qualitative Filter Papers ideal for Ferric Hydroxide and Aluminium Hydroxide and gelatinous precipitates	Qualitative Filter Papers ideal for water and salt analysis.	Ashless Filter Papers ideal for water and Biological analysis, Cement sample testing and Atomic absorption spectrometry.	Ashless Filter Papers ideal for Environmental monitoring in Air Pollution, Determination of silica in steel, general lab, filteration use in metallic aerosols and iron, aluminium.	Ashless Filter Papers ideal for Gravimetric analysis, finely precipitated of calcium carbonate, analytical preciprates include barium sulphate.	Hardened  Ashless Filter Papers ideal for lab use and separation of basic substances.	Hardened  Ashless Filter Papers ideal for Biological  and Gravimetric analysis.	Hardened  Ashless Filter Papers ideal for filteration of colloidal solutions for retention of coarse and gelatinous precipitates

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