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Amount of Substance, Bioanalysis

Sub-No

Field

Comparison inentifier

Description

Start Year

Finish Year

Comparison type

Field

Parameter(s)

Status

Pilot

Publish Time

 Bioanalysis

 

1

QM

  CCQM- K61

Quantitative PCR

2007

2007

K

 Amount of Substance, Bioanalysis

 Quantitative plasmid DNA based on a matched standard (matrix of non target DNA): 0.02 pg/µl and 0.002 pg/µl 

Approved for equivalence, Results available

LGC&NIST

2009

2

QM

  CCQM- K86

Relative quantification of genomic DNA fragments extracted from a biological tissue

2010

2010

K

 Amount of Substance, Bioanalysis

Ratio of number of copies of specified intact sequence segments of a length in the range of 70 to 100 nucleotides in a single genomic DNA extract
The unit of measurement is relative MON810/hmg copy number ratio expressed as a percentage

Approved for equivalence, Results available

IRMM

2012

Electrochemistry

 

3

QM

  CCQM- K18

pH measurement of carbonate buffer solutions

2006

2006

K

 Amount of Substance, Electrochemistry

pH 10        Temperature: 25 °C

Approved for equivalence, Results available

SMU

2007

4

QM

  CCQM- K18.1

pH measurement of carbonate buffer solutions

2007

2007

K

 Amount of Substance, Electrochemistry

pH 10        Temperature: 25 °C

Approved for equivalence, Results available

SMU

 

5

QM

  CCQM- K34

Assay of potassium hydrogen phthalate

2004

2004

K

 Amount of Substance, Electrochemistry

Amount content, expressed in mol/kg

Approved for equivalence, Results available

SMU

2006

6

QM

  CCQM- K9

pH measurement of phosphate buffer solutions

1999

2000

K

 Amount of Substance, Electrochemistry

15 °C, 25 °C and 37 °C plus 7 other temperatures

Approved for equivalence, Results available

PTB

 

7

QM

  CCQM- K17

pH measurement of phthalate buffer solutions

2001

2001

K

Amount of Substance, Electrochemistry

Temperature: 15 °C, 25 °C and 37 °C

Approved for equivalence, Results available

PTB

 

8

QM

  CCQM- K73

Assay of HCl

2009

 

K

Amount of Substance, Electrochemistry

Amount content, nominal value: 0.1 mol/kg

Report in progress, Draft B

NIST

 

9

QM

CCQM-K36.1

Measurement of electrolytic conductivity

2007

2008

K

Amount of Substance, Electrochemistry

Electrolytic conductivity: 0.5 S/m and 5 mS/m

Approved for equivalence, Results available

DFM

2009

10

QM

CCQM- K48

Assay of potassium chloride

2007

 

K

Amount of Substance, Electrochemistry

Amount content of chloride in potassium chloride

Approved for equivalence, Results available

NIM

2010

11

QM

CCQM- K92

Measurement of electrolytic conductivity

2011

 

K

Amount of Substance, Electrochemistry

Conductivity: 0.05 S/m and 20 S/m

Report in progress, Draft B

SMU

 

12

QM

APMP.QM- K9

pH measurement of phosphate buffer solutions

2009

2010

K

Amount of Substance, Electrochemistry

pH ~ 6.86  Temperature: 15 °C, 25 °C and 37 °C

In progress

NMIJ

 

13

QM

  CCQM- K19.1

pH measurement of borate buffer solutions

 

2010

K

Amount of Substance, Electrochemistry

Temperature: 15 °C, 25 °C and 37 °C

Approved for equivalence, Results available

PTB

2011

14

QM

  CCQM- K96

Assay of Potassium dichromate

2011

2012

K

Key comparison in Amount of Substance, Electrochemistry

Amount content of oxidants expressed as potassium dichromate, nominal value 3.4 mol/kg

Report in progress, Draft A

KRISS & SMU

 

Gas

 

15

QM

  APMP.QM- K1.c

Exhaust emission gases: Nitrogen monoxide in Nitrogen

2005

2006

K

 Amount of Substance, Gases

Amount-of-substance fraction of NO in N2: 100 µmol/mol

Approved for equivalence, Results available

KRISS

2010

16

QM

  APMP.QM- K1.d

Sulfur dioxide (SO2) in Nitrogen (N2)

2005

2006

K

 Amount of Substance, Gases

Amount-of-substance fraction of SO2 in N2: 100 µmol/mol

Approved for equivalence

CERI

2008

17

QM

  APMP.QM- K4.1

Ethanol in nitrogen

2005

2006

K

 Amount of Substance, Gases

Amount-of-substance fraction: 120 µmol/mol

Approved for equivalence, Results available

CERI(Japan)

2008

18

QM

APMP.QM- K41

Comparison of standard gas mixtures in high pressure gas cylinders with a matrix of air

2011

-

K

Amount of Substance, Gases

Amount-of-substance fraction of hydrogen sulphide in nitrogen

Planned

KRISS

 

19

QM

APMP.QM- K46

Ammonia in Nitrogen

2012

-

K

Amount of Substance, Gases

Amount of substance fraction of Ammonia in Nitrogen: 30 µmol/mol to 50 µmol/mol

Planned

CERI(JAPAN)

 

20

QM

  CCQM- K1.a

Carbon monoxide (CO) in Nitrogen (N2)

1994

1995

K

 Amount of Substance, Gases

Amount-of-substance fraction of CO in N2: 100 µmol/mol, 1000 µmol/mol, and 60 mmol/mol

Approved for equivalence, Results available

Nmi-VSL

 

21

QM

  CCQM- K1.b

Carbon dioxide (CO2) in Nitrogen (N2)

1993

1994

K

 Amount of Substance, Gases

Amount-of-substance fraction of CO2 in N2: 100 µmol/mol, 1000 µmol/mol and 150 mmol/mol

Approved for equivalence, Results available

Nmi-VSL

 

22

QM

  CCQM- K1.c

Nitrogen monoxide (NO) in Nitrogen (N2)

1995

1996

K

 Amount of Substance, Gases

Approved for equivalence, Results available

Approved for equivalence, Results available

Nmi-VSL

 

23

QM

  CCQM- K1.d

Sulfur dioxide (SO2) in Nitrogen (N2)

1996

1997

K

 Amount of Substance, Gases

Amount-of-substance fraction of SO2 in N2: 100 µmol/mol and 1000 µmol/mol

Approved for equivalence, Results available

Nmi-VSL

 

24

QM

  CCQM- K1.e

Natural gas type I

1996

1997

K

 Amount of Substance, Gases

Amount-of-substance fraction of Natural gas type I:
Nitrogen (0.04 mol/mol),
Carbon dioxide (0.01 mol/mol),
Ethane (0.03 mol/mol),
Propane (0.01 mol/mol),
n-Butane (0.002 mol/mol),
Methane (0.908 mol/mol)

Approved for equivalence, Results available

Nmi-VSL

 

25

QM

  CCQM- K1.f

Natural gas type II

1996

1997

K

 Amount of Substance, Gases

Amount-of-substance fraction of Natural gas type II:
Nitrogen (0.07 mol/mol),
Carbon dioxide (0.03 mol/mol),
Ethane (0.094 mol/mol),
Propane (0.034 mol/mol),
n-Butane (0.01 mol/mol),
Methane (0.762 mol/mol).

Approved for equivalence, Results available

Nmi-VSL

 

26

QM

  CCQM- K1.g

Natural gas type III

1996

1997

K

 Amount of Substance, Gases

Amount-of-substance fraction of Natural gas type III:
Nitrogen (0.135 mol/mol),
Carbon dioxide (0.005 mol/mol),
Ethane (0.03 mol/mol),
Propane (0.005 mol/mol),
n-Butane (0.001 mol/mol),
Methane (0.824 mol/mol)

Approved for equivalence, Results available

Nmi-VSL

 

27

QM

  CCQM- K16.a

Gas mixtures: Natural gas type IV

2001

2002

K

 Amount of Substance, Gases

Low calorific mixture

Approved for equivalence, Results available

BAM Nmi-VSL<