212623-30-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 212623-30-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,2,6,2 and 3 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 212623-30:
(8*2)+(7*1)+(6*2)+(5*6)+(4*2)+(3*3)+(2*3)+(1*0)=88
88 % 10 = 8
So 212623-30-8 is a valid CAS Registry Number.