3.2 to 4.4 ph range
Classification: Diagnostic or lab reagents on a backing, prepared diag/lab reagents whether or not on a backing, not of heading 3002 or 3006; certified ref materials
NSN 2925-01-493-9904
NSN 5835-00-034-4976
NSN 5905-00-071-6601
NSN 5965-00-208-4896
NSN 5999-00-982-4900
NSN 5996-00-982-5496
NSN 5945-01-414-0058
NSN 5935-00-407-3852
NSN 5990-01-548-3711
NSN 6110-01-382-9158
NSN 5920-01-398-1626
NSN 5999-01-112-1015