Remarks:
QUARTZ (particle size 160 - 630 microns), certified for the cumulative particle size distribution based on mass fraction, Q3. Each sample consists of a glass bottle filled with approximately 100 g of quartz powder. Specimens should be kept at ambient temperature in their original packing until used. *** For more information see https://crm.jrc.ec.europa.eu/p/BCR-068 ***

Intended Use:
BCR-068 is intended to be used by laboratories either to test the accuracy and the effectiveness of their particle sizing procedures or alternatively to calibrate particle sizing instruments.

CRM Certificate:  BCR-068.pdf

Producer: (click for contact & purchase details)
 European Commission - Joint Research Centre (Belgium)

Remarks:
QUARTZ, particle size (14 - 90 microns), certified for cumulative particle size distribution based on mass fraction, Q3 Each sample consists of a glass bottle filled with approximately 10 g of quartz powder. Specimens should be kept at ambient temperature in their original packing until used. *** For more information see https://crm.jrc.ec.europa.eu/p/BCR-069 ***

Intended Use:
BCR-069 is intended to be used by laboratories either to test the accuracy and the effectiveness of their particle sizing procedures or alternatively to calibrate particle sizing instruments.

CRM Certificate:  BCR-069.pdf

Producer: (click for contact & purchase details)
 European Commission - Joint Research Centre (Belgium)

Remarks:
QUARTZ (particle size 1.20 - 20.0 microns), certified for the cumulative particle size ditribution based on mass fraction, Q3 Each sample consists of a glass bottle filled with approximately 10 g of quartz powder. Specimens should be kept at ambient temperature in their original packing until used. *** For more information see https://crm.jrc.ec.europa.eu/p/BCR-070 ***

Intended Use:
BCR-070 is intended to be used by laboratories either to test the accuracy and the effectiveness of their particle sizing procedures or alternatively to calibrate particle sizing instruments.

CRM Certificate:  BCR-070.pdf

Producer: (click for contact & purchase details)
 European Commission - Joint Research Centre (Belgium)

Remarks:
Pure 1-Methylchrysene unit size: 10 mg. The material should be shielded from sunlight and be stored in darkness at 4°C to prevent photo-oxidation reactions. *** For more information see https://crm.jrc.ec.europa.eu/p/BCR-077R *** Additional keywords: polycyclic aromatic hydrocarbons, PAH

Intended Use:
The material is mainly intended for calibration purposes.

CRM Certificate:  BCR-077R.pdf

Producer: (click for contact & purchase details)
 European Commission - Joint Research Centre (Belgium)

Remarks:
Pure 3-Methylchrysene unit size: 10 mg. The material should be shielded from sunlight and be stored in darkness at 4°C to prevent photo-oxidation reactions. *** For more information see https://crm.jrc.ec.europa.eu/p/BCR-079R *** Additional keywords: polycyclic aromatic hydrocarbons, PAH

Intended Use:
The material is mainly intended for calibration purposes.

CRM Certificate:  BCR-079R.pdf

Producer: (click for contact & purchase details)
 European Commission - Joint Research Centre (Belgium)

Remarks:
Pure 4-Methylchrysene unit size: 10 mg. The material should be shielded from sunlight and be stored in darkness at 4°C to prevent photo-oxidation reactions. *** For more information see https://crm.jrc.ec.europa.eu/p/BCR-080R *** Additional keywords: polycyclic aromatic hydrocarbons, PAH

Intended Use:
The material is mainly intended for calibration purposes.

CRM Certificate:  c713.pdf

Producer: (click for contact & purchase details)
 European Commission - Joint Research Centre (Belgium)

Remarks:
This material was prepared from a single batch of commercially available high purity glycine and is dispensed as 0.5g units in 4mL amber screw top vials. Vials should be stored at (20 ± 5) °C, in the original vial until it is first required.

Intended Use:
This material is intended for use in the calibration of instruments, the validation of new methods and the monitoring of the performance of methods used for the determination of carbon isotope ratios. It can also be used for the training and evaluation of staff.

CRM Certificate:  ERM-AE672a.pdf

Producer: (click for contact & purchase details)
 LGC Limited, (United Kingdom)

This material is produced under a valid ISO 17034 accreditation | This material is linked to statutory activities as a national metrology institute (NMI) / a designated institute (DI)

Remarks:
The identity of the material was confirmed b 500 MHz H-NMR spectroscopy. The material is supplied in 100mg portions packaged in 4mL amber glass vials with screw caps. While unopened, and once opened, the vial should be stored in a secondary container with a desiccant at (5±4)°C.

Intended Use:
The primary use of this reference material is for the calibration of methods for the determination of leucomalachite green in fish and other relevant matrices.

CRM Certificate:  ERM-AC303a.pdf

Producer: (click for contact & purchase details)
 LGC Limited, (United Kingdom)

This material is produced under a valid ISO 17034 accreditation | This material is linked to statutory activities as a national metrology institute (NMI) / a designated institute (DI)

Remarks:
UNALLOYED ZINC SAMPLE AVAILABLE IN THE FORM OF DISC WITH 80 mm DIAMETER AND 20 mm THICKNESS *** For more information see https://crm.jrc.ec.europa.eu/p/BCR-321 ***

Intended Use:
The material is mainly intended for calibration in optical emission spectrometry with solid samples.

CRM Certificate:  BCR-321.pdf

Producer: (click for contact & purchase details)
 European Commission - Joint Research Centre (Belgium)

Remarks:
UNALLOYED ZINC SAMPLE AVAILABLE IN THE FORM OF DISC WITH 80 mm DIAMETER AND 20 mm THICKNESS *** For more information see https://crm.jrc.ec.europa.eu/p/BCR-327 *** Additional keywords: RoHS

Intended Use:
The material is mainly intended for calibration in emission spectrometry with solid samples

CRM Certificate:  c1343.pdf

Producer: (click for contact & purchase details)
 European Commission - Joint Research Centre (Belgium)