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General Information:

Address: No.18,Bei San Huan
Dong Lu,Chaoyang
Dist,Beijing,P.R.China, 100013

ws@nim.ac.cn
Tel:+86-10-64525678

 

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

 

28

QM

  CCQM- K16.b

Gas mixtures: Natural gas type V

2001

2002

K

 Amount of Substance, Gases

High calorific mixture

Approved for equivalence, Results available

BAM Nmi-VSL

 

29

QM

  CCQM- K23.a

Natural gas type I

2004

2005

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),
i-Butane (0.002 mol/mol),
Methane (balance)

Approved for equivalence, Results available

NMi-VSL  

2006

30

QM

  CCQM- K23.b

Natural gas type II

2004

2005

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),
i-Butane (0.008 mol/mol),
Methane (balance)

Approved for equivalence, Results available

VSL(NMi-VSL)

2008

31

QM

  CCQM- K23.c

Natural gas type III

2004

2005

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),
i-Butane (0.001 mol/mol),
Methane (balance)

Approved for equivalence, Results available

NMi-VSL

2006

32

QM

  CCQM- K3

Automotive emission gases

1998

1999

K

 Amount of Substance, Gases

Amount-of-substance fraction of CO (32 mmol/mol), CO2 (135 mmol/mol) and C3H8 (2.05 mmol/mol); N2 balance

Approved for equivalence, Results available

Nmi-VSL

 

33

QM

  CCQM- K4

Ethanol in Air

1999

1999

K

 Amount of Substance, Gases

Amount-of-substance fraction: 120 µmol/mol

Approved for equivalence, Results available

NPL

 

34

QM

  CCQM- K41

H2S in Nitrogen

2004

2005

K

 Amount of Substance, Gases

Amount of substance fraction, nominal value: 10 µmol/mol

Approved for equivalence, Results available

NIST

2006

35

QM

  CCQM- K51

Carbon monoxide (CO) in Nitrogen (N2)

2006

2006

K

 Amount of Substance, Gases

Amount-of-substance fraction: 5 µmol/mol

Approved for equivalence, Results available

NMISA

2010

36

QM

  CCQM- K52

Carbon dioxide (CO2) in Air

2006

2006

K

 Amount of Substance, Gases

Amount-of-substance fraction: 360 µmol/mol

Approved for equivalence, Results available

VSL(NMi-VSL)

2008

37

QM

CCQM- K66

Purity of methane

2008

 

K

Amount of Substance, Gases

Measurement of impurity levels in methane: nitrogen, argon, carbon dioxide, and ethane, each at levels between 1 µmol/mol and 5 µmol/mol

Approved for equivalence, Results available

NMIJ

 

38

QM

CCQM- K68

Nitrous oxide in synthetic air

2008

2009

K

Amount of Substance, Gases

Amount-of-substance fraction: 320 nmol/mol

Approved for equivalence, Results available

KRISS

2011

39

QM

  CCQM- K71

Multi-component gas mixture

2008

2009

K

Amount of Substance, Gases

Amount of substance fraction of NO (10 µmol/mol to 100 µmol/mol), SO2 (20 µmol/mol to 200 µmol/mol), CO (10 µmol/mol to 100 µmol/mol), CO2 (100 mmol/mol to 160 mmol/mol), and C3H8 (1 µmol/mol to 10 µmol/mol) in Stack gas

Approved for equivalence, Results available

VSL

 

40

QM

  CCQM- K74

Nitrogen dioxide (NO2) in Nitrogen (N2)

2009

2010

K

Amount of Substance, Gases

10 µmol/mol

Approved for equivalence, Results available

BIPMVSL

 

41

QM

BIPM.QM- K1

Ozone at ambient level

2007 -

 

K

Amount of Substance, Gases

Amount fraction of ozone, in nmol/mol

Ongoing, approved for equivalence, Results available

BIPM

2009

42

QM

CCQM- K76

Analytical comparison of standards of sulphur dioxide in nitrogen

2010

 

K

Amount of Substance, Gases

Amount-of-substance fraction at a nominal value of 100 µmol/mol

Approved for equivalence, Results available

NIST

 

43

QM

 CCQM- K77

Analytical comparison of synthetic standards of refinery gas

2010

 

K

Amount of Substance, Gases

Amount-of-substance fraction of eight hydrocarbon components, hydrogen and nitrogen in a balance of helium

Approved for equivalence, Results available

VSL

 

44

QM

 CCQM- K101

Oxygen in Nitrogen

2012

-

K

Amount of Substance, Gases

Amount-of-substance fraction of Oxygen in Nitrogen

Planned

NIM

 

Inorganics

 

45

QM

  CCQM- K13

Amount content of Cadmium (Cd) and Lead (Pb) in sediment

2000

2000

K

 Amount of Substance, Inorganics

Amount content: ~ 5.5 µmol/kg for Cd and ~ 170 µmol/kg for Pb

Approved for equivalence, Results available

IRMM

 

46

QM

  CCQM- K24

Cadmium (Cd) in rice

2001

2001

K

 Amount of Substance, Inorganics

Amount content: ~10 nmol/g

Approved for equivalence, Results available

IRMM

 

47

QM

  CCQM- K29

Anion calibration solutions

2003

2004

K

 Amount of Substance, Inorganics

Mass fraction of chloride (1 g/kg) and phosphate (1 g/kg)

Approved for equivalence, Results available

EMPA, SMU

2006

48

QM

  CCQM- K30

Lead in wine

2006

2007

K

 Amount of Substance, Inorganics

Mass fraction of Pb: ~ 3 ng/g

Approved for equivalence, Results available

LGC

2008

49

QM

  CCQM- K49

Toxic and essential elements in bovine liver

2006

2006

K

 Amount of Substance, Inorganics

Mass fraction of Fe, Zn, Se, Cd, Pb, Cr and As in bovine lever

Approved for equivalence, Results available

DFM

2008

50

QM

  CCQM- K8

Monoelemental calibration solutions of Al, Cu, Fe and Mg

1999

2000

K

 Amount of Substance, Inorganics

Mass fraction at a nominal value of 1 g/kg

Approved for equivalence, Results available

BNM-LNEEMPA

 

51

QM

CCQM- K43.1

Arsenic, Mercury, Selenium and Methylmercury in marine fish

2007

2007

K

Amount of Substance, Inorganics

Amount concentration of Arsenic (88 µmol/kg), Mercury (26 µmol/kg), Methylmercury (22 µmol/kg), and Selenium (28 µmol/kg) in swordfish

Approved for equivalence, Results available

NMIJ

 

52

QM

  CCQM- K56

Trace elements (calcium, iron, zinc and copper) in whole fat soybean powder

2007

 

K

Amount of Substance, Inorganics

Mass fraction of Ca: 1000 mg/kg to 2000 mg/kg, of Fe: 30 mg/kg to 100 mg/kg, of Zn: 10 mg/kg to 80 mg/kg, and of Cu: 5 mg/kg to 20 mg/kg

Approved for equivalence, Results available

NIM

2010

53

QM

CCQM-K59

Nitrite and nitrate in calibration solutions

2007

 

K

Amount of Substance, Inorganics

Mass fractions of anions in calibration solutions of nitrate and nitrite: ~ 1 g/kg

Approved for equivalence, Results available

SMU

2008

54

QM

CCQM-K60

Total selenium and selenomethionine in selenised wheat flour

2008

 

K

Amount of Substance, Inorganics

Mass fraction of total Se and of SeMet in wheat flour

Approved for equivalence, Results available

LGC & NRC

2010

55

QM

 CCQM- K88

Determination of lead in lead-free solder containing silver and copper

2010

 

K

Amount of Substance, Inorganics

Mass fraction of lead: 100 mg/kg to 600 mg/kg

Report in progress, Draft B

KRISS&NIM&NMIJ

 

56

QM

CCQM- K75

Toxic metals in algae

2009

2009

K

Amount of Substance, Inorganics

Mass fraction of Platinum and Nickel in algae material

Approved for equivalence, Results available

IAEA

2011

57

QM

CCQM-K89

Trace and essential elements in Herba Ecliptae

2010

2011

K

Amount of Substance, Inorganics

Mass fraction of Ar, Cd, Pb, Ca and Zn

Report in progress, Draft B

GL(香港)

 

58

QM

CCQM-K97

Arsenobetaine in standard solution and in fish tissue (tunafish)

2012

-

K

Amount of Substance, Inorganics

Nominal values
Arsenobetaine solution sample: 50 µmol/kg to 100 µmol/kg (as arsenobetaine)
Fish tissue sample: 50 µmol/kg to 100 µmol/kg (as arsenobetaine)

In progress

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59

QM

APMP.QM-S3

Cadmium in rice powder

2011

 

S

Amount of Substance, Inorganics

Mass fraction of Cadmium in rice: ~0.36 mg/kg

Approved and published

KRISS/NIM/NMIJ

 

60

QM

  CCQM- K100

Analysis of Copper in Ethanol

2011

2012

K

Amount of Substance, Inorganics

Mass fraction of Copper in Ethanol: 0.15 mg/kg to 0.30 mg/kg

Report in progress, Draft A

INMETRO

 

61

QM

CCQM-K87

Monoelemental calibration solutions of Cr, Co and Pb

2010

2011

K

Amount of Substance, Inorganics

Approved for equivalence, Results available

Mass fraction at a nominal value of 1 g/kg

PTB

2012

62

QM

 CCQM- K98

Isotopic abundance ratios

2012

2013

K

  Amount of Substance, Inorganics

Isotope amount ratios of Pb in bronze: natural range

 In progress

BAM

 

63

QM

  CCQM- K108

 Determination of arsenic species, total arsenic and cadmium in brown rice flour

2013

2013

K

Amount of Substance, Inorganics

 Mass fraction

 In progress

NMIJ

 

64

QM

APMP.QM- S5

  Essential and toxic elements in seafood

2011

2011

S

   Amount of Substance, Inorganics

Iron, zinc, arsenic and cadmium at µg/g levels in a sample of dried shrimp

Approved and published

GL

 

Organics

 

65

QM

  CCQM- K11.1

Glucose in human serum

2005

2005

K

 Amount of Substance, Organics

Mass fraction

 Report in progress, Draft B 

KRISS

 

66

QM

  CCQM- K12.1

Creatinine in human serum

2005

2005

K

 Amount of Substance, Organics

Mass fraction

Report in progress, Draft B

KRISS

 

67

QM

  CCQM- K21

pp'-DDT in fish oil

2001

2001

K

 Amount of Substance, Organics

Mass fraction: ~70 ng/g and 170 ng/g

Approved for equivalence, Results available

LGC

 

68

QM

  CCQM- K27.a

Ethanol in aqueous matrix

2002

2002

K

 Amount of Substance, Organics

Forensic level

Approved for equivalence, Results available

BAMLGC

 

69

QM

  CCQM- K27.b

Ethanol in aqueous matrix

2002

2002

K

 Amount of Substance, Organics

Commodity level

Approved for equivalence, Results available

BAMLGC

 

70

QM

  CCQM- K38

Determination of PAHs in solution

2004

2005

K

 Amount of Substance, Organics

Mass fraction of Phenanthrene, Fluoranthene, Benz[a]anthracene, Benzo[a]pyrene, Benzo[ghi]perylene in solution containing additional PAHs
Mass fraction range: 1 µg/g to 15 µg/g

Approved for equivalence, Results available

NIST

2009

71

QM

  CCQM- K39

Chlorinated pesticides in solution

2004

2005

K

 Amount of Substance, Organics

Mass fraction of 4,4'-DDE, 4,4'-DDT, Lindane, trans-Nonachlor in iso-octane solution containing additionnal pesticides
Mass fraction range: 34 ng/g to 318 ng/g

Approved for equivalence

NIST

 

72

QM

  CCQM- K5

pp'-DDE in fish oil

1999

1999

K

 Amount of Substance, Organics

Mass fraction: 1.5 µg/g (natural material) and 6 µg/g (fortified material)

Approved for equivalence, Results available

LGC

 

73

QM

  CCQM- K6

Cholesterol in human serum

2000

2000

K

 Amount of Substance, Organics

Mass fraction: ~2.2 mg/g and ~1.7 mg/g

Approved for equivalence, Results available

NIST

 

74

QM

  CCQM- K40

PCB congeners in solution

2004

2004

K

Amount of Substance, Organics

Mass fraction of PCB 28, PCB 101, PCB 105 and PCB 153 in solution
Mass fraction range: 90 ng/g to 360 ng/g

Approved for equivalence

NIST

 

75

QM

CCQM- K62

Nutrients in infant/adult formula

2007

2008

K

Amount of Substance, Organics

Folic acid: 2 µg/g
Niacin: 100 µg/g
Vitamin A: 16 µg/g

Approved for equivalence, Results available

NIST

2010

76

QM

 CCQM- K63.a

Non-peptide hormones in serum: Cortisol

2007

 

K

Amount of Substance, Organics

Mass fraction of Cortisol in human serum

Approved for equivalence, Results available

NIST

2010

77

QM

CCQM- K63.b

Non-peptide hormones in serum: Progesterone

2007

 

K

Amount of Substance, Organics

Mass fraction of Progesterone in human serum

Approved for equivalence, Results available

NIST

2010

78

QM

CCQM- K55.a

Purity assessment of high purity organic materials: 17beta-Estradiol

2008

2009

K

Amount of Substance, Organics

Mass fraction of 17beta-Estradiol
Nominal value > 970 mg/g

Approved for equivalence, Results available

BIPM

 

79

QM

CCQM- K55.b

Purity assessment of high purity organic materials: aldrin

2010

2010

K

Amount of Substance, Organics

Mass fraction of aldrin
Nominal value > 950 mg/g

Approved for equivalence

BIPM

 

80

QM

CCQM- K102

Low polarity analytes in abiotic matrix: Polybrominated diphenyl ethers in sediment

2012

2013

K

 Amount of Substance, Organics

Mass fraction ranges on a dry mass basis from 0.2 µg/kg to 50 µg/kg for BDE 47, 99, 153 and 183, and from 3000 µg/kg to 12000 µg/kg for BDE 209

Protocol complete

IRMM

 

81

QM

CCQM-K103

Melamine in milk powder

 

2012

K

Amount of Substance, Organics

Mass fraction of melamine in milk powder: 0.1 mg/kg to 5.0 mg/kg

In progress

GL(香港)

2012

82

QM

  CCQM- K80

Creatinine in human serum

2010

2010

K

   Amount of Substance, Organics

 Value assignment of CRMs and PT materials
Creatinine mass fraction: from 3 mg/kg to 57 mg/kg

Approved for equivalence, Results available

NIST

 

 Surface

 

83

QM

  CCQM- K32

 Thickness of SiO2 on Si film 

2005

2005

K

 Amount of Substance, Surface

Amount of substance of SiO2 in ultra-thin layers on Si, expressed in nm of SiO2: 1.5 nm to 8 nm

Approved for equivalence, Results available

NPL

2008

84

QM

 CCQM- K67

Measurement of the composition of Fe-Ni alloy films

2008

 

K

Key comparison in Amount of Substance, Surface

Atomic fractions of a Fe-Ni alloy film

Approved for equivalence, Results available

LGC&NIST

2010