Questions
137
'
I
-Q -u-e- st-io-n-s- -- - - -
(1) Name the translations of the English word "traceability" in other languages
and discuss their meaning.
(2) Describe the traceability links between the following pairs of concepts:
(a) Atomic weights and the kilogram prototype.
(b) The kilogram prototype and the mole.
(c) Secondary standards and atomic weights.
(3) Give several examples to illustrate the fact that traceability is applicable in
many situations of everyday life.
(4) State the basic meanings of traceability.
(5) What analytical chemical notions are related to traceability?
(6) Comment on the role of standards in Analytical Chemistry.
(7) Give some examples of tangible and intangible standards in the analytical
chemical domain.
(8) Which SI units are the most relevant to Analytical Chemistry?
(9) In what types of operation are analytical chemical standards involved?
(10) Comment on the different connotations of the word "standard".
(11) What type of standard is ultrapure silver?
(12) What is the difference between an RM and a CRM?
(13) What general advantages do physical measurement processes have over
chemical measurement processes?
(14) What is the traceability network?
(15) Give three examples to establish three traceability chains to as many
working standards.
(16) Distinguish qualitative and quantitative calibration of an analytical instrument.
(17) Discern between equipment calibration and method calibration as applied
to the same instrument.
(18) Give several examples of calibration of apparatus typically used in chemical
measurement processes.
(19) Why are homogeneity and stability two important properties for
standards?
(20) What specific properties should primary standards possess?
(21) What properties should a certified sample standard have?
(23) How is a burette related to transfer weights?
(24) What is internal standardization?
(25) Why does an absolute (primary) method require no method calibration?
(26) Why are metrological concepts applicable to Analytical Chemistry?
(27) Give some examples of equipment calibration in optical and electroanalytical techniques.
(28) Can the certified value for a CRM be traceable to SI units? Is the purity of a
"pure" substance certified by its supplier? Why?
(29) Give some examples of method calibration in dynamic instrumental
techniques.
137
'
I
-Q -u-e- st-io-n-s- -- - - -
(1) Name the translations of the English word "traceability" in other languages
and discuss their meaning.
(2) Describe the traceability links between the following pairs of concepts:
(a) Atomic weights and the kilogram prototype.
(b) The kilogram prototype and the mole.
(c) Secondary standards and atomic weights.
(3) Give several examples to illustrate the fact that traceability is applicable in
many situations of everyday life.
(4) State the basic meanings of traceability.
(5) What analytical chemical notions are related to traceability?
(6) Comment on the role of standards in Analytical Chemistry.
(7) Give some examples of tangible and intangible standards in the analytical
chemical domain.
(8) Which SI units are the most relevant to Analytical Chemistry?
(9) In what types of operation are analytical chemical standards involved?
(10) Comment on the different connotations of the word "standard".
(11) What type of standard is ultrapure silver?
(12) What is the difference between an RM and a CRM?
(13) What general advantages do physical measurement processes have over
chemical measurement processes?
(14) What is the traceability network?
(15) Give three examples to establish three traceability chains to as many
working standards.
(16) Distinguish qualitative and quantitative calibration of an analytical instrument.
(17) Discern between equipment calibration and method calibration as applied
to the same instrument.
(18) Give several examples of calibration of apparatus typically used in chemical
measurement processes.
(19) Why are homogeneity and stability two important properties for
standards?
(20) What specific properties should primary standards possess?
(21) What properties should a certified sample standard have?
(23) How is a burette related to transfer weights?
(24) What is internal standardization?
(25) Why does an absolute (primary) method require no method calibration?
(26) Why are metrological concepts applicable to Analytical Chemistry?
(27) Give some examples of equipment calibration in optical and electroanalytical techniques.
(28) Can the certified value for a CRM be traceable to SI units? Is the purity of a
"pure" substance certified by its supplier? Why?
(29) Give some examples of method calibration in dynamic instrumental
techniques.