Analytical method: 3.4.60 JDS4.NLZOH.FC.1

Analytical method code	JDS4.NLZOH.FC.1
Name	THERMAL DECOMPOSITION,AMALGAMATION, AND AAS
determinand_name	Mercury (Hg) - total
determinand_code	3.4.60
CAS#	7439-97-6
unit	μg/kg wet weight
quantification_limit	10
Uncertainty	21%
validation
reference_to_literature	EPA 7473
Is the laboratory accredited for the given analyte?	Y
Sample preparation method	Others
Has the used method been validated according to a protocol?	Within-laboratory validation (full method internal validation at research level)
Have the results been corrected for extraction recovery?	N
Was a field blank checked?	N
Is the laboratory accredited according to ISO 17025?	Y
Does the laboratory participate in interlaboratory studies for the given determinand?	Y
Summary of performance of the laboratory in interlaboratory studies for the given determinand	z<3
Are control charts recorded for the given determinand?	Y
Are the data controlled by a competent authority (apart from accreditation bodies)?	Y

Name

THERMAL DECOMPOSITION,AMALGAMATION, AND AAS

determinand_name

Mercury (Hg) - total

determinand_code

3.4.60

CAS#

7439-97-6

unit

μg/kg wet weight

quantification_limit

10

Uncertainty

21%

validation

reference_to_literature

EPA 7473

Is the laboratory accredited for the given analyte?

Y

Sample preparation method

Others

Has the used method been validated according to a protocol?

Within-laboratory validation (full method internal validation at research level)

Have the results been corrected for extraction recovery?

N

Was a field blank checked?

N

Is the laboratory accredited according to ISO 17025?

Y

Does the laboratory participate in interlaboratory studies for the given determinand?

Y

Summary of performance of the laboratory in interlaboratory studies for the given determinand

z<3

Are control charts recorded for the given determinand?

Y

Are the data controlled by a competent authority (apart from accreditation bodies)?

Y