A series of transparent glass color standards mounted in a disk or turret and identified by numerical markings. The standards may indicate hydrogen ion concentration (ph values), residual chlorine concentration, certain toxic substances, and other solutions. Similarly, the standards may be used in the grading of petroleum products as prescribed in various test methods.
Classification: Parts and accessories of instruments & apparatus for physical or chemical analysis, nesoi
NSN 7035-00-834-2090
NSN 5835-01-197-5673
NSN 5935-01-209-5595
NSN 5998-01-641-0232
NSN 5925-01-010-2925
NSN 6135-01-611-8483
NSN 6650-01-371-3551
NSN 5945-00-533-7549
NSN 5996-00-626-3766
NSN 6150-01-250-5011
NSN 6610-00-456-0485
NSN 5920-01-418-3450