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Table 1 Type of instrument, digestion matrix, and type of calibration used for the analysis of UOC samples, by laboratory

From: Collaborative Study for Certification of Trace Elements in Uranium Ore Concentrate CRMs UCLO-1, UCHI-1, and UPER-1

Laboratory ID

Instrument Type

Digest Medium

Calibration

ANSTO

Q-ICP-MS

HNO3 + HF

MM Ext + IS

CNEA-1

Q-ICP-MS

HNO3 + H2SO4

(CS) Ext + IS

CNEA-2

TXRF

HNO3 + H2SO4

Ext + IS

CNL

Q-ICP-MS

SF-ICP-MS

HNO3

Ext + IS

CNSC

QQQ-ICP-MS

HNO3 + HCl

Ext + IS

EK

SF-ICP-MS

HNO3

(CS) Ext + IS

FOI

SF-ICP-MS

HNO3 + HF

MM Ext + IS

IFIN-HH

Q-ICP-MS

HNO3 + HCl

Ext + IS

JAEA

Q-ICP-MS

HNO3

(CS) Ext

JRC-KRU

SF-ICP-MS

HNO3 + HF

MM Ext + IS

LANL

SF-ICP-MS

HNO3 + HF

MM Ext + IS

LLNL

SF-ICP-MS

HNO3 + HF

MM Ext + IS

NRC-1

SF-ICP-MS

HNO3 + HCl + HF

MM Ext

NRC-2

QQQ-ICP-MS

HNO3 + HCl + HF

MM Ext

NRC-3

SF-ICP-MS

HNO3 + HCl + HF

Std Add

NRC-4

QQQ-ICP-MS

HNO3 + HCl + HF

Std Add

QFIR

SF-ICP-MS

HNO3 + HCl

MM Ext + IS

RPB-HC

SF-ICP-MS

HNO3

(CS) Ext

SRC

Q-ICP-MS

HNO3 + HCl, HNO3 + HF

MM Ext + IS

  1. MM: matrix matched, IS: internal standard, Ext: external calibration, Std Add: standard addition, CS: column separation