103156-67-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 103156-67-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,1,5 and 6 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 103156-67:
(8*1)+(7*0)+(6*3)+(5*1)+(4*5)+(3*6)+(2*6)+(1*7)=88
88 % 10 = 8
So 103156-67-8 is a valid CAS Registry Number.