852218-16-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 852218-16-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,2,2,1 and 8 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 852218-16:
(8*8)+(7*5)+(6*2)+(5*2)+(4*1)+(3*8)+(2*1)+(1*6)=157
157 % 10 = 7
So 852218-16-7 is a valid CAS Registry Number.