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REFERENCE STANDARDS |
ENVIRONMENTAL
Nitrosamines, Oil & Grease
Nitrosamines
Method 521 (Nitrosamines)
1,000 µg/mL each in methylene chloride, 1 mL/ampul
cat.# 31898 (ea.)
N-Nitrosodiethylamine (55-18-5)
N-Nitrosodimethylamine (62-75-9)
N-Nitrosodi-
n
-butylamine (924-16-3)
N-Nitrosodi-
n
-propylamine (621-64-7)
N-Nitrosomethylethylamine (10595-95-6)
N-Nitrosopiperidine (100-75-4)
N-Nitrosopyrrolidine (930-55-2)
Nitrosamine Calibration Mix, Method 521
(7 components)
Method 522 (1,4-Dioxane)
2,000 µg/mL each in methanol, 1 mL/ampul
cat.# 31032 (ea.)
N-Nitrosodimethylamine (62-75-9)
N-Nitroso-di-
n
-propylamine (621-64-7)
N-Nitrosodiphenylamine (86-30-6)
607 Nitrosamines Calibration Mix
(3 components)
Method 607 (Nitrosamines)
Oil & Grease
4,000 µg/mL each in acetone, 5 mL/ampul
cat.# 31457 (ea.)
n
-Hexadecane (C16) (544-76-3)
Stearic acid (57-11-4)
Method 1664 Oil & Grease Mix
(2 components)
Method 1664 (Oil & Grease)
2,000 µg/mL each in acetone, 10 mL/ampul
cat.# 31954 (ea.)
n
-Hexadecane (C16) (544-76-3)
Stearic acid (57-11-4)
Method 1664 Oil & Grease Standard
(2 components)
• Activated charcoal for extraction
of nitrosamines and dioxane in
drinking water.
• Batch tested to ensure low
background and consistent recoveries.
• High-quality polypropylene tubes
and frits to minimize interference.
• Specially treated charcoal and frits
to minimize fines that result from
inconsistent recoveries.
EPA 521 &
522 Cartridge
See
page 398.Disks are also available on
page 402.
2,000 µg/mL in P&T methanol, 1 mL/ampul
cat.# 30287 (ea.)
2,000 µg/mL in methylene chloride, 1 mL/ampul
cat.# 31853 (ea.)
1.9 mg/mL in dimethyl sulfoxide, 1 mL/ampul
cat.# 36294 (ea.)
1,4-Dioxane (123-91-1)
1,4-Dioxane
2,000 µg/mL in P&T methanol, 1 mL/ampul
cat.# 30614 (ea.)
1,4-Dioxane-d8 (17647-74-4)
1,4-Dioxane-d8
2,000 µg/mL in P&T methanol, 1 mL/ampul
cat.# 30112 (ea.)
Tetrahydrofuran-d8 (1693-74-9)
Tetrahydrofuran-d8
1,000 µg/mL in methylene chloride, 1 mL/ampul
cat.# 33911 (ea.)
N-Nitrosodi-
n
-propylamine-d14 (93951-96-3)
N-Nitrosodi-
n
-propylamine-d14
1,000 µg/mL in methylene chloride, 1 mL/ampul
cat.# 33910 (ea.)
N-Nitrosodimethylamine-d6 (17829-05-9)
N-Nitrosodimethylamine-d6