Certified Reference Materials

They are reference materials accompanied by a certificate issued in accordance with ABNT NBR ISO 17034 that provide specific property values, with the associated uncertainties and traceability, using valid procedures.

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Attentive to the needs of the laboratory public, Controllab provides Certified Reference Materials (CRM), an important tool in the quality control of analytical routines.

Controllab has been accredited since 2016 as a Certified Reference Material Producer by the General Accreditation Coordination (Cgcre/Inmetro), under number PMR 0009, according to the scope published at www.inmetro.gov.br.

Selo Inmetro PMR 009

The use of CRM adds precision, accuracy and traceability to an analytical process, enabling more reliable measurements.

Here are some purposes and benefits of the CRMs:

Performance Verification

Performance Verification

Measurement Quality Control

Measurement Quality Control

Validation of Analytical Methods

Validation of Analytical Methods

Equipment Calibration and Verifications

Equipment Calibration and Verifications

Metrological Traceability

Metrological Traceability

The following tables list the quantities and respective property values available:

CHEMICAL PROPERTY

Redox Potential

CRM Redox Potential 200 mV
CRM Redox Potential 229 mV
CRM Redox Potential 400 mV
CRM Redox Potential 476 mV
Redox Potential

Electrolytic Conductivity Solution

CRM Electrolytic Conductivity Solution 1,50 µS/cm
CRM Electrolytic Conductivity Solution 5,00 µS/cm
CRM Electrolytic Conductivity Solution 25,00 µS/cm
CRM Electrolytic Conductivity Solution 50,00 µS/cm
CRM Electrolytic Conductivity Solution 100,0 µS/cm
CRM Electrolytic Conductivity Solution 500,0 µS/cm
CRM Electrolytic Conductivity Solution 1400 µS/cm
CRM Electrolytic Conductivity Solution 5000 µS/cm
CRM Electrolytic Conductivity Solution 12800 µS/cm
CRM Electrolytic Conductivity Solution

CRM Electrolytic
Conductivity
Solution 1,50 µS/cm

Electrochemical Multiparameter Solution

CRM Electrochemical Multiparameter Solution I (pH: 4,000 and Conductivity: 4500 µS/cm)
Electrochemical Multiparameter Solution

Buffer Solution for pH

CRM Buffer Solution for pH 1,680
CRM Buffer Solution for pH 4,005
CRM Buffer Solution for pH 6,865
CRM Buffer Solution for pH 9,180
CRM Buffer Solution for pH 10,012
Buffer Solution

PHYSICAL PROPERTY

Refractive Iindex

CRM Refractive Index at 20 °C: 1,3330 / Brix Grade at 20 °C: 0,0 g/100g
CRM Refractive Index at 20 °C: 1,3500 / Brix Grade at 20 °C: 12,0 g/100g
CRM Refractive Index at 20 °C: 1,3900 / Brix Grade at 20 °C: 35,0 g/100g
CRM Refractive Index at 20 °C: 1,4200 / Brix Grade at 20 °C: 49,0 g/100g
CRM Refractive Index at 20 °C: 1,4400 / Brix Grade at 20 °C: 60,0 g/100g
Refractive Iindex
Turbidity

Turbidity

CRM Turbidity 4000 NTU

CLINICAL AND BIOLOGICAL PROPERTIES

CRM Qualitative Reference Cultures

CRM Acinetobacter baumannii NCTC® 12156 / ATCC® 19606
CRM Acinetobacter baumannii NCTC® 13304
CRM Aeromonas hidrophyla NCTC® 12902 / ATCC® 35654
CRM Alcaligenes faecalis NCTC® 12904 / ATCC® 35655
CRM Bacillus cereus NCTC® 10320 / ATCC® 11778 / ATCC® 19637/ ATCC® 9634 / WDCM 00001
Check the complete list of
CRM Qualitative Reference Cultures
MRC de Culturas de Referência Qualitativa

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