381670-82-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 381670-82-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,8,1,6,7 and 0 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 381670-82:
(8*3)+(7*8)+(6*1)+(5*6)+(4*7)+(3*0)+(2*8)+(1*2)=162
162 % 10 = 2
So 381670-82-2 is a valid CAS Registry Number.