Practices of Measuring the Mass Concentration of Petroleum Products in Water by Infrared Photometry
Методика выполнения измерений массовой концентрации нефтепродуктов в водах ИК-фотометрическим методом. |
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SanPiN 4630-88 ver.2Health Regulations and Standards for … |
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RFS 185nFilling Procedure for Tax Declaration Form for … |
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GOST 51330.15-99Explosion-proof electrical equipment. Part 16. … |