CERTIFICATE OF ANALYSIS
Product Name 1,2-NAPHTHOQUINONE-4 SULPHONIC ACID SODIUM SALT AR CAS Number 521-24-4
Molecular Formula C S 10 H 5 NaO 3 Catalogue No. AL3175
Molecular Weight 260.2 Batch Number
Manufacturing Date December-2020 Expire Date November-2025

TYPE OF TEST

STANDARD

OBSERVED
Description
Minimum assay
Sulphate (SO4)
Total nitrogen (N)
Loss on drying (105°C)
Suitability for detection of amino acid
Brownish yellow powder
99.0%
<0.05%
<0.05%
<1.0%
Passes test
Off white colored powder
99.1%
<0.05%
0.04%
0.08%
Passes test
Result: The above product complies with AR grade

Tested By
Hitesh Kunjathur

Analysed By
Preeti Rane