44 Mix VOC in acetonitrile | Organic pollutants (water and air)

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44 Mix VOC in acetonitrile View Certificate

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	Benzene	71-43-2	10000μg/mL	2%	Acetonitrile
		Toluene	108-88-3	10000μg/mL		2%
		Ethylbenzene	100-41-4	10000μg/mL		2%
		o-Xylene	95-47-6	10000μg/mL		2%
		m-Xylene	108-38-3	10000μg/mL		2%
		p-Xylene	106-42-3	10000μg/mL		2%
		2-Methoxyethanol	109-86-4	10000μg/mL		2%
		2-Methoxy acetate	110-49-6	10000μg/mL		2%
		2-Ethoxyethanol	110-80-5	10000μg/mL		2%
		2-Ethoxyethyl acetate	111-15-9	10000μg/mL		2%
		1,2-Dimethoxyethane	110-71-4	10000μg/mL		2%
		1,2-Diethoxyethane	629-14-1	10000μg/mL		2%
		Diethylene glycol dimethyl ether	111-96-6	10000μg/mL		2%
		Triethylene glycol dimethyl ether	112-49-2	10000μg/mL		2%
		Methanol	67-56-1	10000μg/mL		2%
		Ethanol	64-17-5	10000μg/mL		2%
		1-Propanol	71-23-8	10000μg/mL		2%
		Isopropanol	67-63-0	10000μg/mL		2%
		1-Butanol	71-36-3	10000μg/mL		2%
		2-Methyl-1-propanol	78-83-1	10000μg/mL		2%
		Benzyl alcohol	100-51-6	10000μg/mL		2%
		Isooctanol	26952-21-6	10000μg/mL		2%
		Ethylene glycol	107-21-1	10000μg/mL		2%
		1,2-Propanediol	57-55-6	10000μg/mL		2%
		Diethylene glycol	111-46-6	10000μg/mL		2%
		Triethylamine	121-44-8	10000μg/mL		2%
		N,N-Dimethylethanolamine	108-01-0	10000μg/mL		2%
		2-Amino-2-methyl-1-propanol	124-68-5	10000μg/mL		2%
		Ethylene glycol monobutyl ether	111-76-2	10000μg/mL		2%
		2-Phenoxyethanol	122-99-6	10000μg/mL		2%
		Butyldiglycol	112-34-5	10000μg/mL		2%
		2-Butoxyethyl acetate	112-07-2	10000μg/mL		2%
		2-(2-Ethoxyethoxy)ethyl acetate	112-15-2	10000μg/mL		2%
		2-(2-Butoxyethoxy)ethyl acetate	124-17-4	10000μg/mL		2%
		1-Methoxy-2-propanol	107-98-2	10000μg/mL		2%
		Propylene glycol butyl ether	5131-66-8	10000μg/mL		2%
		Propylene glycol phenyl ether	770-35-4	10000μg/mL		2%
		Dipropylene glycol monomethyl ether	34590-94-8	10000μg/mL		2%
		Dipropylene glycol butyl ether	29911-28-2	10000μg/mL		2%
		Acetone	67-64-1	10000μg/mL		2%
		Methyl isoamyl ketone	110-12-3	10000μg/mL		2%
		1-Methyl-2-pyrrolidinone	872-50-4	10000μg/mL		2%
		2,2,4-Trimethyl-1,3-pentanediol	144-19-4	10000μg/mL		2%
		Diethyl adipate	141-28-6	10000μg/mL		2%

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 12 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 Brown ampoule, with the specification of 1.2mL. 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.

Form	Liquid State
Stroma	Acetonitrile
Packing	Brown ampoule
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