Sheeting and Sheets, Polyester/Cotton Bleached or Dyed
1. SCOPE
1.1 This standard applies to two types of bleached or dyed polyester/cotton
sheeting and sheets. These products are not recommended for use in
hospital operating rooms.
Jacketing, Polyvinyl Chloride Sheet, for Insulating Pipes, Vessels and Round
Ducts
1.1
This standard applies to polyvinyl chloride sheet for use as jacketing over
insulated surfaces, or preformed jacketing for pipe elvowes, tees, etc., where
the surface temperature is between -20 and 70 degrees C.
1.2
This material should not be used in areas where smoke is a problem because the
smoke developed on burning is high.
These requirements cover the design and construction of Type B
(round or oval) and Type BW Gas Vents. Type B Gas Vents are
intended for the venting of flue gases, having temperatures not
exceeding 470 degrees F, from certified gas-fired appliances with
draft hoods or diverters. Type BW Gas Vents are intended for the
venting of flue gases from gas-fired recessed heaters and the
maximum input…
Contains general physical and chemical methods of testing
textiles, for conformance with the standards of the Canadian
Government Specifications Board. It is intended to provide a
uniform basis for testing procedures and thus to eliminate
divergence in numerical results arising from variations in the
methods used.
This PDF includes Amd #1-#3.
1. Scope
1.1 This Standard applies to the preparation and reproduction of building drawings. It includes recommendations for a general classification of types of drawings and establishes a general context for detailed recommendations on drawing-office practice.
1. Scope
1.1 This standard applies to two types of gasoline suitable for use in automotive and spark ignition engines operating under all climate conditions.
Sodium carbonate for industrial use — Determination of sulphur compounds content — Method by reducti...
Applicable to products having a S compounds content, expressed as sulphate, of equal to or more than 5 mg/kg. Bases of progressive neutralization, with evolution of carbon dioxide, by adding slowly a mixture of hydriodic acid and hypophosphoruos acid. Reduction of the compounds to hydrogen sulphide by heating. Distilation of the hydrogen sulfide, entrainment in a flow of oxygen-free nitrogen and…
Sulphuric acid and oleum for industrial use — Determination of total nitrogen content — Titrimetric ...
The method is applicable to products having a total nitrogen content equal to or greater than 0.05 % (m/m). The principle consists in the conversion of the nitrogen present in a test portion to ammonia by means of nascent hydrogen. Distillation and absorption of the ammonia in an excess of standard volumetric sulphuric acid solution, and back-titration with a standard volumetric sodium hydroxide…
