Welcome to LookChem.com Sign In|Join Free

CAS

  • or

87139-45-5

Post Buying Request

87139-45-5 Suppliers

Recommended suppliersmore

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

87139-45-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 87139-45-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,1,3 and 9 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 87139-45:
(7*8)+(6*7)+(5*1)+(4*3)+(3*9)+(2*4)+(1*5)=155
155 % 10 = 5
So 87139-45-5 is a valid CAS Registry Number.

87139-45-5Upstream product

87139-45-5Downstream 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 87139-45-5