Rechercher

1.1 This standard applies to the physical and chemical limits of re-refined base oils derived from various refining processes when recycling used oils to produce base oils for lubricants. Re-refining may include distillation, hydrotreating, and/or treatments employing acid, caustic, solvent, clay and/or other chemicals. (See also ASTM D 4175) 1.2 This standard applies only to base oils…

1.1 This standard states component and performance requirements for electrically operated, canister type, wet and dry pickup vacuum cleaners designed for commercial or industrial use. 1.2 Vacuum cleaners in this standard are categorized by type and size.

1.1 This standard states component and performance requirements for electrically operated, canister or cylinder type, dry pickup vacuum cleaners designed for commercial or industrial use. 1.2 Vacuum cleaners in this standard are categorized by type and size.

1.1 This standard applies to xerographic copy paper, standard finish, for use in dry toner, plain paper photocopiers, in sheets or rolls and to electrostatic duplicating paper for use in dry toner, plain paper, photocopiers and small duplicating offset presses. 1.2 For more detailed information on intended uses, see par. 8.2.

1.1 This standard applies to a quick drying alkyd primer. 1.2 The primer is intended for use over steel that has been blast cleaned in accordance with SSPC-SP6. 1.3 Although primer (CAN/CGSB-1.210-93) may be applied by brush on small areas, it is usually applied by spray. It is intended to be topcoated with any compatible topcoat.

Applies to three phase alternating current systems having a highest voltage for equipment above 1 kV. Specifies the procedures for the selection of the standard withstand voltages for the phase to earth, phase to phase and longitudinal insulation of the equipment and the installations of these systems. Supersedes sections 2 and 3 of IEC 60071-3.

Applies to instruments which detect sound intensity by pairs of spatially separated pressure sensing microphones and specifies performance requirements for instruments used for the measurement of sound intensity, and their associated calibrators. The purpose of this standard is to ensure the accuracy of measurements of sound intensity applied to the determination of sound power in accordance with…

Applies to audio recording and processing, and gives requirements for the preservation of signal polarity, together with methods of test which are not already included in other standards. It is based on, and consistent with, the relevant text in IEC 60268-2, and the connector applications standardized in IEC 60268-11 and IEC 60268-12.

Its use is mandatory for the calibration of secondary standard pyranometers according to ISO 9060, and is recommended for the calibration of pyranometers which are used as reference instruments in comparisons. Is intended for use by test institutions or test laboratories equipped with well-maintained pyrheliometers and is applicable to all pyranometers. The object is to promote the uniform…

The principle of the method specified is dissolution of a test portion in nitric acid, measurement of the absorption of the resonance line energy from the spectrum of lead in the test solution at a wavelength of 283,3 nm by an atomic absorption spectrometer fitted with a graphite furnace electrothermal atomizer, calibration by the standard additions method described in ISO 11438-1. Applies to…