A solution of known molarity is called a standard solution. Its concentration is determined by a process known as standardization. solution of known molarity is called a standard solution. Its concentration is determined by a process known as standardization.
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What are types of pillar mounted jib crane? Ellsen pillar mounted jib crane mainly has two types, floor fixed jib crane and wall mounted jib crane. The former types is fixed on the floor, its cantilever can mostly rotate 360Â°, the latter is installed on the wall, and can mostly rotate 180Â°.