Lauha bhasma is calx (incinerated ash) of purified iron
processed in juices and extracts of specified plant / plant
parts.
Description:
• Color Reddish Brown
• Odor Nil
Identification:
Test for iron positive
Particle size:
100% powder passes through 120 mesh (125
mm)
Total ash:
NLT 96 %
Weight loss on drying:
NMT 0.25 %
Ayurvedic specifications:
• Lusterless (Nischandrica)
• Fine enough to enter crevices of finger (Rekhapurnatva)
• Floats on water (Varitara)
• Smokeless (Nirdhoom)
• Tasteless (Niswadu)
• Irreversible (Apunar bhav)