Welcome to LookChem.com Sign In|Join Free

CAS

  • or

4138-72-1

Post Buying Request

4138-72-1 Suppliers

Recommended suppliersmore

  • Product
  • FOB Price
  • Min.Order
  • Supply Ability
  • Supplier
  • Contact Supplier

4138-72-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 4138-72-1 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,1,3 and 8 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 4138-72:
(6*4)+(5*1)+(4*3)+(3*8)+(2*7)+(1*2)=81
81 % 10 = 1
So 4138-72-1 is a valid CAS Registry Number.

4138-72-1Downstream Products

Post a RFQ

Enter 15 to 2000 letters.Word count: 0 letters

Attach files(File Format: Jpeg, Jpg, Gif, Png, PDF, PPT, Zip, Rar,Word or Excel Maximum File Size: 3MB)

1

What can I do for you?
Get Best Price

Get Best Price for 4138-72-1