How Clean is your oil?

Oil Contamination Checking Kit

With our Contamination Checking kit, it takes five minutes and costs as little as Rs. 25 to test your oil sample. Check dirt on a 0.8 micron membrane Compare dirt levels with colour samples to co-relate to ISO / NAS purity levels

NAS 1638 Contaminants Specifications (per 100 ml)

Grade		00	0	1	2	3	4	5	6	7	8	9	10	11	12
Number & Sizes of Contaminants	5-15 um	125	250	500	1000	2000	4000	8000	16000	32000	64000	128000	256000	215000	1024000
	15-25 um	22	44	89	178	356	712	1425	2850	5700	11400	22800	45600	91200	182400
	25-50 um	4	8	16	32	63	126	253	506	1012	2025	4050	8100	16200	32400
	50-100 um	1	2	3	6	11	22	45	90	180	360	720	1440	2880	5760
	Upper 100um	0	0	1	1	2	4	8	16	32	64	128	256	512	1024
		Non Existing					For Missiles and servovalves systems			For NC M/C, common hydraulics			New Oil