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Barium sulfate CAS#7727-43-7

Barium sulfate CAS#7727-43-7

Basic Information

Barium sulfate
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Barium sulfate is a chemically stable, nearly water-insoluble solid appearing white to slightly yellowish. These characteristics support incorporation into paint, rubber and plastic formulations, where resistance to dissolution is important. The supplied material also identifies its radiographic application, although no specific particle size, surface treatment or grade is established for this particular product.

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product description

Odourless and Tasteless Properties‌:Ensures user comfort and safety in applications where sensory characteristics are critical.


‌Stability Under Various Conditions‌:Maintains integrity in diverse environments due to its chemical inertness.


Insolubility in Water‌:Provides resistance to dissolution, making it suitable for use in aqueous systems without degradation.


Polymorphous Crystal Forms Availability‌:Offers versatility in physical form for tailored industrial or medical applications.



Product Description of ‌Barium sulfate CAS#7727-43-7

Barium sulfate is an odorless, tasteless white-to-yellowish solid, chemically stable and nearly insoluble in water. It releases sulfur oxides when burned.


Product Application of Barium sulfate CAS#7727-43-7

Barium sulfate acts as an X-ray contrast agent for gastrointestinal imaging, and is widely applied in paints, rubber and plastics production.

Product Specifications

Parameters


Melting point

1580 °C

Boiling point

decomposes at 1580℃ [KIR78]

bulk density

500kg/m3

density

4.5

storage temp.

Storage temperature: no restrictions.

solubility

water: insoluble

form

powder

color

White to yellow

Specific Gravity

4.5

Odor

wh. or ylsh. fine powd. free from grittiness, odorless, tasteless

PH

3.5-10.0 (100g/l, H2O, 20℃)suspension

PH Range

7

Water Solubility

0.0022 g/L (50 ºC)

Crystal Structure

Barite

crystal system

Nogata

Merck

14,994

Space group

Pnma

Solubility Product Constant (Ksp)

pKsp: 9.97

Lattice constant

a/nmb/nmc/nmα/oβ/oγ/oV/nm30.89090.54670.7188909090

Dielectric constant

11.4(16.0℃)

Exposure limits

ACGIH: TWA 5 mg/m3OSHA: TWA 15 mg/m3; TWA 5 mg/m3NIOSH: TWA 10 mg/m3; TWA 5 mg/m3

Stability:

Stable.

LogP

-1.031 (est)

CAS DataBase Reference

7727-43-7(CAS DataBase Reference)

EPA Substance Registry System

Barium sulfate (7727-43-7)


Safety Information


Hazard Codes

Xn

Risk Statements

20/21/22-36/37/38

Safety Statements

22-24/25-36-26

OEB

B

OEL

TWA: 10 mg/m3 (total)

WGK Germany

-

RTECS

CR0600000

TSCA

Yes

HS Code

28332700

Hazardous Substances Data

7727-43-7(Hazardous Substances Data)

Toxicity

LD50 orally in Rabbit: > 20000 mg/kg


Factory Showcase
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Shipping And Transportation

Delivery Time

Inventory 2-3 working days New manufacturing 7-10 working days

Mode of Transportation
1. By Air, fast but expensive.
2. By Sea, usual and economy.
3. By Train, suit for middle Asia countries.
4. By Express, suit for small package.
We only provide highest quality goods available, accompanied by after support!

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FAQ

1. What products does Shandong Junzheng Chemical supply?
We supply inorganic chemicals, organic solvents, water treatment chemicals, and surfactants, including calcium chloride, soda ash, sodium bicarbonate, caustic soda, citric acid, ethyl acetate, and SLES. Please contact us to confirm specific product availability.


2. Which industries do your products serve?
Our products serve pharmaceutical, agrochemical, dye, rubber, construction, coal processing, and other chemical industries. Product suitability depends on the required grade, specifications, and application.


3. How can I get a quotation?
Please provide the product name, CAS number, required specifications, quantity, packaging requirements, and destination port. These details help us prepare an accurate quotation.


4. How do you control product quality?
We follow strict quality testing procedures supported by technical personnel, research equipment, and an established management system. Specific quality requirements can be confirmed before placing an order.


5. Can you help me select a suitable chemical?
Yes. Our technical team can assist with product selection based on your application and required specifications. Please share your intended use and key technical requirements.

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