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Hydra II Mercury Family ? ?At-a-Glance? Capabilities Summary0 pages
Hydra II Mercury Family – ‘At-a-Glance’ Capabilities Summary
Sample
Hydra IIAA
Hydra IIAF
Hydra IIAF Gold
Hydra IIC
Analytical Method Used
Chemical reduction
followed by cold vapor
atomic absorption (CVAA)
Chemical reduction
followed by cold vapor
atomic fluorescence (CVAF)
Chemical reduction and
Hg pre-concentration
followed by cold vapor
atomic fluorescence (CVAF)
Thermal decomposition
followed by amalgamation
and atomic absorption
Recommended for:
• Liquid samples
• Hg measured from low
ppt to ppm levels
• Liquid samples
• Hg measured from sub
ppt to high ppb levels
• Liquid samples
• When the lowest detection
levels are required
• Solid, semi-solid matrices
• Analysis without
sample preparation
Detection Limit
1 ppt
0.1 ppt
0.05 ppt
0.001 ng
Usable Range
1 ppt – 1 ppm
0.1 ppt – 250 ppb
<0.05 ppt – 250 ppb
0.001 ng – 1500 ng; <25,000 ng
with extended range option
Hydra IIAA
Hydra IIAF
Hydra IIAF Gold
Hydra IIC
High Performance Gas/Liquid separator
Y
Y
Y
NA
Easy access ’on the fly’ sample
introduction system
Y
Y
Y
Y
Dual cell detection system for wide
dynamic range
Y
N
N
Y
Built in high concentration
protection system
Y
Y
Y
NA
Flow through rinse to minimize
carryover even at ultra-low levels
Y
Y
Y
NA
Counter-flow Nafion® membrane
dryer to minimize vapor formation in
detector cells
Y
Y
Y
Y
Can be reconfigured to liquids analysis
NA
NA
NA
Y
Can be reconfigured to solids analysis
Y
N
N
NA
NA
N
Y
Y
Hydra IIAA
Hydra IIAF
Hydra IIAF Gold
Hydra IIC
X
X
Key Capabilities
Ultra-trace analysis mode with
gold amalgamation for lower
detection levels
Regulatory and/or ‘Standard’
Methods – System Selection Guide
(US) EPA 245.1
X
(US) EPA 245.5
X
(US) EPA 245.6
X
(US) EPA 245.7
(US) EPA 7470A
X
(US) EPA 7471B
X
(US) EPA 7473
X
(US) EPA 1631E
X
ASTM D6722-01
X
EN 1483
X
EN 13806
X
EN 13506
X
EN 12338
EN 17582
X
X
X
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Mercury Analyzers for a Cleaner Tomorrow
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