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for Environment Analysis
Linear Alkyl Benzene Sulfonic Acid and its salts (LAS)
Aniline
4-t-Octylphenol
2,4-Dichlorophenol Analytical Reagent

Ministry of the Environment (JAPAN) announced "Second report on the addition of items of environmental standards for water quality designed for protection of aquatic organisms" on January 10, 2013.

This report was about the addition of items of Linear Alkyl Benzene Sulfonic Acid and its salts (LAS) as well as three substances of 4-t- Octylphenol, Aniline and 2,4-Dichlorophenol for the monitoring required items to environmental standards for water quality designed for protection of aquatic organisms.

We suppy products related to this measurement below.


1. Linear Alkyl Benzene Sulfonic Acid and its salts (LAS) Analysis Method: LC / MS Method

19-1710


Standard Material, Internal Standard

Product Name Package Size Wako Catalog No. Grade Storage Condition
Anionic Surfactants Mixture Standard Solution
(1 mg each/mL Methanol Solution)
1 mL x 5 A 013-20131 for Water Analysis Keep at 2-10°C.
      Composition: Sodium Dodecylbenzenesulfonate, Sodium Undecylbenzenesulfonate, Sodium Dodecylbenzenesulfonate,
                           Sodium Tridecylbenzenesulfonate, Sodium Tetradecylbenzenesulfonate, 1 mg each/mL Methanol Solution
                           (5 components)
Sodium p-n-Octylbenzenesulfonate Standard 100 mg 194-17101 for Water Analysis Keep at 2-10°C.
Sodium p-n-Octylbenzenesulfonate Standard Solution (1 mg/mL Methanol Solution) 1 mL 195-17131

Analytical Column (ODS Column)

Product Name Column Size Package Size Wako Catalog No.
Wakopak® Wakosil AS-Aqua 4.6 mm x 250 mm x 5 μm (W) 1 Column 230-63283
Wakopak® Wakosil AS-Aqua 4.6 mm x 250 mm x 5 μm (D) 1 Column 234-63281
Wakopak® Navi C18-5 4.6 mm x 250 mm x 5 μm (W) 1 Column 231-60533
Wakopak® Navi C18-5 4.6 mm x 250 mm x 5 μm (D) 1 Column 235-60531

(D): DuPont type, (W): Waters type

2. Aniline

Standards / Standarsd in the surrogate, Standards in the syringe spike

Product Name Package Size Wako Catalog No. Grade/Maker Storage Condition
Aniline 100 mL 019-03991 JIS Special Grade  
Aniline-2,3,4,5,6-d5 Standard 50 mg 018-24581 for Environment Analysis Keep at 2-10°C.
Aniline-d8 Standard 1 g 140-06951 for Environment Analysis Keep at 2-10°C.

3. 4-t-Octylphenol

Standards / Standards in the surrogate, Standards in the syringe spike

Product Name Package Size Wako Catalog No. Grade/Maker Storage Condition
p-(1,1,3,3-Tetramethylbutyl)phenol Standard
(4-t-Octylphenol)
500 mg 208-14451 for Environment Analysis Keep at 2-10°C.
4-t-Octylphenol-13C6Standard 10 mg 155-03141 for Environment Analysis Keep at 2-10°C.
4-t-Octylphenol-13C6Standard Solution (10 μg/mL Acetone Solution) 1 mL 153-03201 for Environment Analysis Keep at -20°C.
p-n-Nonylphenol-d4Standard 50 mg 141-07081 for Environment Analysis Keep at 2-10°C.

4. 2,4-Dichlorophenol

Standard / Standard in the surrogate, Standard in the syringe spike

Product Name Pkg. Size Wako Cat. No. Grade Storage Condition
2,4-Dichlorophenol Standard 500 mg 049-26611 for Environment Analysis Keep below 25°C.
2,4-Dichlorophenol -13C6Standard 10 mg 049-32841 Keep at 2-10°C.
2,4-Dichlorophenol -13C6Standard Solution
(1 mg/mL Acetone Solution)
1 mL 047-33001 Keep at -20°C.
Acenaphthene-d10Standard 100 mg 017-17721 Keep at 2-10°C.
Acenaphthene-d10Standard Solution
(1 mg/mL Acetone Solution)
1 mL × 5A 013-19881 for Water Analysis

This information may contain products that cannot be exported to your country due to regulations.

5. Related Products : Nonylphenol Analytical Reagent

Nonylphenol was added to the item of environmental standards designed for protection of aquatic organisms of Standards based on the Basic Environment Law (Japan) for Protection of Living Environment Related to Water Pollution, on August 22, 2012.


Internal Standards, Surrogate Substances

Product Name Pkg. Size Wako Cat. No. Grade Storage Condition
4-(3,6-Dimethyl-3-heptyl)phenol-13C6Standard 10 mg 048-32431 for Environment Analysis Keep at -20°C.
4-(3,6-Dimethyl-3-heptyl)phenol-13C6Standard Solution
(10 μg/mL Acetone Solution)
10 mg 043-32861
p-n-Nonylphenol-d4Standard 50 mg 141-07081 Keep at 2-10°C.

This information may contain products that cannot be exported to your country due to regulations.

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