Document(s):

Certificate of Analysis

Generic Name:

Hydroxylamine-O-Sulfonic Acid

Manufacturer:

Quzhou Guowei

Quantity:

180 kgs

LOT #:

Available upon request

CAS #:

2950-43-8

Appearance:

Off-white crystalline powder

Manufacturing date:

12/2017

Retest date:

12/2018

Details:

Assay at 83% instead of 97%.