883844-82-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 883844-82-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,8,3,8,4 and 4 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 883844-82:
(8*8)+(7*8)+(6*3)+(5*8)+(4*4)+(3*4)+(2*8)+(1*2)=224
224 % 10 = 4
So 883844-82-4 is a valid CAS Registry Number.