856244-88-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 856244-88-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,6,2,4 and 4 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 856244-88:
(8*8)+(7*5)+(6*6)+(5*2)+(4*4)+(3*4)+(2*8)+(1*8)=197
197 % 10 = 7
So 856244-88-7 is a valid CAS Registry Number.