What is meaning [parts by mass] in chemistry?

12 December 2018 0 7K Report

What is meaning part in chemistry?

for example this sentence of [ the following components in parts by mass: 1.5-1.8 parts of sodium tartrate, 0.2-0.3 part of processed sesame powder } what is this mean {part}? is this mean gram or milligram or kilogram?

pleas help me

thanks

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