SWASTIK CHEMICALS
Non Ferric Alum

Non Ferric Alum

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Owing to the efforts of our professionals we have been able to trade quality product like non ferrous alum crystals. these crystals are procured from the leading manufacturers & vendors after proper quality checks to ensure these meet basic chemical and physical properties. Our effective crystals find application in disinfecting, water treatment and astringent processes. Our product contains balanced amount of ferric and non-ferric hydrate lime content.

Uses:-

  • It imparts better brightness to paper when used with rosin for sizing

  • It forms a complex resinate that spreads evenly over the surface of paper

  • It finds other uses in pharmaceutical and mordanting industry. In water purification the highly positively charged aluminum precipitates negative suspensions as sludge

Specification:-

IS 260:2001

Table 1 Requirement for Aluminum Sulphate (Clause 4.2)

SI NO.
Characteristic Requirement
Method of Test, (Ref to Annex)
TECH Grade
Pure Grade
AR Grade
1
Insoluble matter, percent by mass, Max 0.30
0.02
0.005 A
2
pH (of 5 percent solution),Min 2.8
2.9
2.2
B
3
Heavy metals (as Pb), part per million ,Max ---
40
10
C
4
Iron (as Fe), percent by mass ,Max 0.01
0.004
0.002 D
5
Chloride ---
---
To pass test E
6
Arsenic (as As2o3),part per million, Max ---
8
5
F
7
Ammonium salts(as NH3),percent by mass,Max ---
0.025 0.025 G
8
Aluminum (as Al2o3),percent by mass 17 (min) 16.6-17.6 16.6-17.6 H
9
Sodium (as Na), percent by mass,Max ---
---
0.05 I
10
Potassium (as k)percent by mass,Max ---
---
0.01 J