QC Chart of Internal Quality Control (IQC)for Phe Quantitative Test

Internal Quality Control Program (IQC) for Neonatal Phe Screening Test

NS036

	CI		CII
QC Control Lot No.	TPC2101AG		TPC2101AH
ReagentKit	Guangzhou Fenghua Bionegineering CO. LTD.
Unit	umol/L blood
Duration of the Analyzing	Month (2026/01)	CUM (2026/01/01~2026/01/31)	Month (2026/01)	CUM (2026/01/01~2026/01/31)
Runs (N)	5	5	5	5
Mean	2.9	2.9	10.3	10.3
SD	0.18	0.18	0.63	0.63
CV (%)	6.2	6.2	6.1	6.1
Target Value	2.9	2.9	10.3	10.3
Total Error (%)	12.4	12.4	12.2	12.2
TEa (%)	30	30	30	30
σ	4.8	4.8	4.9	4.9

Bias (%) = [ (│Mean - Target│) / Target ] x 100%
TE：Total Error(%) = Bias (%) + 2 × CV (%)
σ (Sigma) = [TEa% - Bias (%)] / CV (%)

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CI and CII SDI
QC Chart

Lot No.: TPC2101AG ; Reagent : Guangzhou Fenghua Bionegineering CO. LTD. ; Unit: umol/L blood
Duration : 2026-01-01 to 2026-01-31 ; Target : 2.9 ; SD : 0.29 ( ●)

Lot No.: TPC2101AH ; Reagent : Guangzhou Fenghua Bionegineering CO. LTD. ; Unit: umol/L blood
Duration : 2026-01-01 to 2026-01-31 ; Target : 10.3 ; SD : 1.03 ( □)

NS036

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CI SDI QC Chart

Lot No.: TPC2101AG ; Reagent : Guangzhou Fenghua Bionegineering CO. LTD. ; Unit : umol/L blood
Duration : 2026-01-01 to 2026-01-31 ; Target : 2.9 ; SD : 0.29

NS036

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CII SDI QC Chart

Lot No.: TPC2101AH ; Reagent : Guangzhou Fenghua Bionegineering CO. LTD. ; Unit : umol/L blood
Duration : 2026-01-01 to 2026-01-31 ; Target : 10.3 ; SD : 1.03

NS036

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Application

Peer Group Statistics (Table 1)

Month vs. Cumulative (Table 2)

QC Chart of Individual Lab

Supported by:
Preventive Medicine Foundation, Taipei, Taiwan
updated : 29 Mar, 2022

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