883546-81-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 883546-81-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,8,3,5,4 and 6 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 883546-81:
(8*8)+(7*8)+(6*3)+(5*5)+(4*4)+(3*6)+(2*8)+(1*1)=214
214 % 10 = 4
So 883546-81-4 is a valid CAS Registry Number.