18 Mix VOCs in methanol | Organic pollutants (water and air) | Reference Materials

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Weiyel > Environment > Organic pollutants (water and air) > 18 Mix VOCs in methanol

18 Mix VOCs in methanol

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  • Cat No.：BWQ9491-2016
  • Form：Liquid State
  • Term of validit：24 Months
Pack Size:
  • 2mL , 200μg/mL
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This product can be used as a working standard for daily analysis and testing; It can also be used for laboratory quality control such as test method evaluation and instrument calibration.

1、Traceability and value determination method

The standard value is verified by . The traceability of the product quantity value is ensured through the use of production, measurement methods and measuring instruments that meet the requirements of metrological characteristics.

2、Characteristic value and expanded uncertainty

No Analyte CAS Standard value Uncertainty(k=2) Matrix
1 Chloroform 67-66-3 200μg/mL 4% Methanol
2 Carbon tetrachloride 56-23-5 200μg/mL 4%
3 Trichloroethylene 79-01-6 200μg/mL 4%
4 Tetrachloroethylene 127-18-4 200μg/mL 4%
5 Benzene 71-43-2 200μg/mL 4%
6 Toluene 108-88-3 200μg/mL 4%
7 Ethylbenzene 100-41-4 200μg/mL 4%
8 1,2-xylene 95-47-6 200μg/mL 4%
9 m-Xylene 108-38-3 200μg/mL 4%
10 para-xylene 106-42-3 200μg/mL 4%
11 Benzene,(1-methylethyl)- 98-82-8 200μg/mL 4%
12 phenylethylene 100-42-5 200μg/mL 4%
13 Chlorobenzene 108-90-7 200μg/mL 4%
14 1,2-Dichlorobenzene 95-50-1 200μg/mL 4%
15 1,4-Dichlorobenzene 106-46-7 200μg/mL 4%
16 1,3-Dichlorobenzene 541-73-1 200μg/mL 4%
17 1,2,3-Trichlorobenzene 87-61-6 200μg/mL 4%
18 1,2,4-Trichlorobenzene 120-82-1 200μg/mL 4%

3、Uniformity test and stability investigation

According to ISO 33405 metrology technical specification, the samples are randomly sampled after packaging, and the uniformity test and long-term stability tracking of the product are carried out by . The results show that the uniformity meets the F test rules and has good stability.

The quantitative value of this product is valid for 24 months from the date of value determination. The research and development unit will continue to track and monitor the stability of the product. If the value changes during the validity period, the user will be notified in time.

4、Packaging storage and use

Packaging: This product is packaged in Ampoule bottle, with the specification of 2mL. It should be protected from breaking when carried or transported.
Storage: and in the sealed and light-proof conditions. Before use, it should be （20±3）℃℃ fully shaken to ensure homogeneity. This product should be used as soon as possible after being opened. During the use process, strict precautions should be taken to prevent contamination.
18 Mix VOCs in methanol Essential Information
Form Liquid State
Stroma Methanol
Packing Ampoule bottle
Save conditions /
Magnitude Information
No Analyte Standard value Uncertainty(k=2) CAS
1 Chloroform 200μg/mL 4% 67-66-3
2 Carbon tetrachloride 200μg/mL 4% 56-23-5
3 Trichloroethylene 200μg/mL 4% 79-01-6
4 Tetrachloroethylene 200μg/mL 4% 127-18-4
5 Benzene 200μg/mL 4% 71-43-2
6 Toluene 200μg/mL 4% 108-88-3
7 Ethylbenzene 200μg/mL 4% 100-41-4
8 1,2-xylene 200μg/mL 4% 95-47-6
9 m-Xylene 200μg/mL 4% 108-38-3
10 para-xylene 200μg/mL 4% 106-42-3
11 Benzene,(1-methylethyl)- 200μg/mL 4% 98-82-8
12 phenylethylene 200μg/mL 4% 100-42-5
13 Chlorobenzene 200μg/mL 4% 108-90-7
14 1,2-Dichlorobenzene 200μg/mL 4% 95-50-1
15 1,4-Dichlorobenzene 200μg/mL 4% 106-46-7
16 1,3-Dichlorobenzene 200μg/mL 4% 541-73-1
17 1,2,3-Trichlorobenzene 200μg/mL 4% 87-61-6
18 1,2,4-Trichlorobenzene 200μg/mL 4% 120-82-1
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