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 6650-00-778-2949
NSN 5855-00-185-1560
NSN 5950-01-407-1594
NSN 5930-01-250-1549
NSN 6620-01-060-3086
NSN 5925-00-782-6946
NSN 6645-00-478-6509
NSN 5950-00-246-2807
NSN 5998-01-065-1231
NSN 6220-01-263-7281
NSN 5996-01-427-8435
NSN 6110-01-438-4368