Potassium Iodide with 0.4% Amorphous Silica*

Typical Uses & Applications
Raw material for the chemical and nutritional industry.

White to off-white, granular crystals
KI, SiO2
Molecular Weight:
166.00 – KI, 60.1 – Silica
C.A.S. Number:
7681-11-0 – KI, 112926-00-8 – Silica
EC Number:
231-659-4 – KI, 231-545-4 – Silica
Identification: Passes test
Alkalinity: Passes test
Loss on drying at 150 °C : 1.0% max.
Iodate: 4 ppm max.
Nitrate, Nitrite and Ammonia: Passes test
Thiosulfate and Barium: Passes test+
Heavy Metals: 10 ppm max.
Organic Volatile Impurities: Meets requirements+
Assay: 99.0 – 101.0 % KI
Transportation Hazard Class:
25 kg. net weight container. Other weights per customer request.
+ Test done prior to amorphous silica addition.

* Silica is used as anti-caking agent and stabilizer. Other percentages are available by customer request

Notes: Other anti-caking agents are available including aluminum stearate, calicum stearate, magnesium stearate, sodium stearate and zinc stearate.

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