POLYDISPERSE PARTICLE STANDARDS
- formerly BCR 'Mirror' Standards

	Developed to support the official Community Bureau of Reference (BCR) particle metrology standards
	Calibration for any method of particle size analysis
	Specified traceablility - NIST, BCR and NPL standards
	One of the largest International teams ever assembled
	Unambiguous primary methods used - microscopy, sieving, sedimentation & the Coulter method
	Seven standards covering the size range 0.1 - 2000mm
	Produced as single shot vials from 25mg - 10g to minimise potential sampling errors during analysis

** USP Compliant **
Click on a Nominal Size in the table below for further information:

Nominal  Size   (mm)	Catalogue  Number	Nom Wt. Per Vial  (g)	Sold in 10 bottle sets. Price per Set:
			£	€*	$*
	PS180	0.01	206	247	330
	PS181	0.02	240	288	360
	PS190	0.025	69	83	110
	PS191	0.05	92	110	147
	PS192	0.10	115	138	184
	PS193	0.25	156	187	250
	PS194	0.50	206	220	330
	PS200	0.025	59	71	94
	PS201	0.05	69	83	110
	PS202	0.10	92	110	147
	PS203	0.25	115	138	184
	PS204	0.50	156	187	250
	PS205	1.0	206	220	330
	PS211	0.05	59	71	94
	PS212	0.10	80	96	128
	PS213	0.25	102	122	163
	PS214	0.50	146	175	234
	PS215	1.0	194	233	310
	PS222	0.10	59	71	94
	PS223	0.25	80	96	128
	PS224	0.50	102	122	163
	PS225	1.0	146	175	234
	PS226	2.5	173	208	277
	PS227	5.0	194	233	310
	PS232	0.25	80	96	128
	PS233	0.50	102	122	163
	PS234	1.0	146	175	234
	PS235	2.5	173	208	277
	PS236	5.0	194	233	310
	PS237	7.0	260	312	416
	PS240	7.0	156	187	250

  * Currency conversions are provided as a guide only and are therefore subject to slight fluctuation

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