12001-99-9 Usage
Uses
chromium hydroxide green is a color additive used primarily in makeup preparations.
Check Digit Verification of cas no
The CAS Registry Mumber 12001-99-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,2,0,0 and 1 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 12001-99:
(7*1)+(6*2)+(5*0)+(4*0)+(3*1)+(2*9)+(1*9)=49
49 % 10 = 9
So 12001-99-9 is a valid CAS Registry Number.