131622-58-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 131622-58-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,1,6,2 and 2 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 131622-58:
(8*1)+(7*3)+(6*1)+(5*6)+(4*2)+(3*2)+(2*5)+(1*8)=97
97 % 10 = 7
So 131622-58-7 is a valid CAS Registry Number.