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Köstrosol® 2018 DD

1 of 11 products in this brand
Köstrosol® 2018 DD is opalescent till whitish turbid dispersion of amorphous silica in water. It has a noncharged (full-deionized) surface without any stabilization (counter ion). This middle-size colloidal silica agglomerated in a relatively short time. Köstrosol® 2018 DD is a pure colloidal silica without any organic additives.

Chemical Family: Silica

Functions: Anti-Blocking Agent, Corrosion Inhibitor

Synonyms: Silicon dioxide (SiO2), Silicon oxide (SiO2)

Technical Data Sheet
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Knowde Enhanced TDS

Identification & Functionality

Carrier
Chemical Family
CASE Ingredients Functions
Chemical Marking
Aqueous, colloidal silica dispersion
Chemical Formula
SiO2 x H2O
CAS No.
7631-86-9
Reach
01-2119379499-16-0065
EC No.
231-545-4
Technologies

Applications & Uses

Application

FOOD & BEVERAGES

  • Juices & Must - Beverage Clarification: Clarifying agent and absorbent for removal of turbid materials & bittering agents.

CHEMICAL & PHARMACEUTICAL INDUSTRY

  • Synthesis - Colloidal silica: Raw material for modified silica sols.
  • Synthesis - Silanization: Hydrolysis with alkoxysilanes.
  • Synthesis - Water glass: Raw material for high-purity water glass.
  • Synthesis - Zeolite: Raw material for the zeolite synthesis.

MACHINERY & PLANT ENGINEERING

  • Antiblocking & Anti-corrosive protection: Thick-layer-passivation, reduces the friction coefficient of the surface & improves the corrosion protection significantly

Properties

Physical Form
Appearance
Opalescent to whitish liquid
Typical Properties
ValueUnitsTest Method / Conditions
StabilizationOH, neutral/uncharged
Specific Surface Area153m2/g
Residue18.2% (w/w)
Density at 20°C1.112g/cm3
pH value at 25°C2
Viscosity η at 25 °C; γ = 50/s2mPa s
Chlorine content3mg/L
Bacteria countmax. 1,000Cfu/g
Microbiological Values
ValueUnitsTest Method / Conditions
Protection against Bio-OrganismsContains a preservatives

Regulatory & Compliance

Certificates

CWK is certified according to ISO 9001, ISO 14001 and ISO 50001.

Safety & Health

Health And Safety
  • No dangerous goods
  • No hazardous material as defined by the transport regulations.

Packaging & Availability

Packaging Type
Packaging

Following standard packaging is available:

  • Road Tanker: ~ 24 mt
  • Intermediate Bulk Container (IBC): 1000 L
  • plastic bung hole drum: 220 L

Storage & Handling

Shelf Life
6 months
Recommendation for Storage And Handling

Transportation and storage in closed original container; protect from permanent light. Frost-susceptible Material! Ideal storage temperature between 5 - 25 °C.