red light blue
Standard
Light Fastness
Heat-resistant(℃)
water
Sodium Carbonate(5%)
Hydrochloric acid(5%)
Melting point
Stable
ISO
Well
280
Insoluble
No change
No change
Standard
Light Fastness
Melting point
Stable
ISO
Well
Check Digit Verification of cas no
The CAS Registry Mumber 103220-11-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,2,2 and 0 respectively; the second part has 2 digits, 1 and 1 respectively. Calculate Digit Verification of CAS Registry Number 103220-11: (8*1)+(7*0)+(6*3)+(5*2)+(4*2)+(3*0)+(2*1)+(1*1)=47 47 % 10 = 7 So 103220-11-7 is a valid CAS Registry Number.