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

For further information on each size, simply click on the appropriate button in the table below:

Nominal  Size   (mm)	Catalogue  Number	Nom Wt. Per Vial  (g)	Sold in 10 bottle sets. Price per Set:
			£	€*	$*
	PS180	0.01	206	315	415
	PS181	0.02	240	365	485
	PS190	0.025	69	105	140
	PS191	0.05	92	140	185
	PS192	0.10	115	175	235
	PS193	0.25	156	240	315
	PS194	0.50	206	315	415
	PS200	0.025	59	90	120
	PS201	0.05	69	105	140
	PS202	0.10	92	140	185
	PS203	0.25	115	175	235
	PS204	0.50	156	240	315
	PS205	1.0	206	315	415
	PS211	0.05	59	90	120
	PS212	0.10	80	125	165
	PS213	0.25	102	155	205
	PS214	0.50	146	225	295
	PS215	1.0	194	295	390
	PS222	0.10	59	90	120
	PS223	0.25	80	125	165
	PS224	0.50	102	155	205
	PS225	1.0	146	225	295
	PS226	2.5	173	265	350
	PS227	5.0	194	295	390
	PS232	0.25	80	125	165
	PS233	0.50	102	155	205
	PS234	1.0	146	225	295
	PS235	2.5	173	265	350
	PS236	5.0	194	295	390
	PS237	7.0	260	395	525
	PS240	7.0	156	240	315

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

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