1 H40.159 is a billable ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. 2  Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes. 3  This is the American ICD-10-CM version of H40.159.
So Percent purity is the ratio of the mass of the pure substance to the mass of the impure sample, expressed as a percentage. This is very similar to the percent yield, and to calculate percent purity, we use g pure X 100% g impure Let's try an example. 1.00g Fe ore contains 0.6g Fe metal. What is the percent purity? 0.6/1.0 X 100% = 60 %
Before cadmium technology Gold Smith are using powder flex to soldering the ornament and the powder flex wax will remain with gold weight. Hope you understand now with nannees Coolmeerawahab. 916 means How much of purity in your gold thats says in % . For an example. The pure gold is 24 carrot. We can't make any ornaments with pure gold. So the gold Smith add some percentage of copper to make ornaments. While you add copper the gold purity will be come less carrot. While we purchase 22 carrot gold ornaments that mean 22 carroty divide by 24 carrot the answer will be comes .916.