855694-70-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 855694-70-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,5,6,9 and 4 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 855694-70:
(8*8)+(7*5)+(6*5)+(5*6)+(4*9)+(3*4)+(2*7)+(1*0)=221
221 % 10 = 1
So 855694-70-1 is a valid CAS Registry Number.