Precipitated Barium Sulfate

Molecular Formula: BaSO4

Molecular Weight: 233.39

CAS:7727-43-7

HS:28332700

Property:

Appearance:White rhomboidal

Melting point:1580 ºC.Be changed to monoclinic crystalat 1149 ºC.Caking when drying.

Relative density:4.50(15 ºC)

Application:

Used as raw material or fillers of paint, printing ink, plastics, cosmetics and battery, surface coating agent of photographic paper and coated art paper, texitile sizing agent. And it can be used as glass refining agent to eliminate bubbles and increase gloss: As well as protective wall covering for anti-radiation. It also can be used in the trades of pottery and porcelain, enamel, spices and pigment, ect. It is also the raw material for producing other barium salts.

Items	First grade	Second grade	Pasted grade
Appearence	White	White	-
BaSO4(as per dry) % ≥	98.0	97.0	98.0
PH	6.5-8.0	6.5-8.0	6.5-7.5
Solubility in water % ≤	0.20	0.30	0.20
Solubility in acetic acid	0.60	1.00	0.60
Iron(as Fe) % ≤	0.004	0.006	0.004
Sulfides (as S) % ≤	0.003	0.005	0.003
Moisture % ≤	0.20	0.20	28.0
Fineness(43um residue) % ≤	0.10	0.30	0.10
Particle Size Distribution (≤10um) % ≥	80.0	-	90.0
Particle Size Distribution (≤5um) % ≥	60.0	-	70.0
Particle Size Distribution (≤2um) % ≥	25.0	-	50.0
Oil absorption %	15-25	15-25	-
Whiteness ≥	Standard sample	Standard sample	Standard sample

Packing:In plastic woven bag lined with plastic bag, Net25kg/bag.

Linda Zhang

Shijiazhuang Shinearly Chemicals Co., Ltd.

Add: No.105 Yellow River Road, High-Tech Zone, Shijiazhuang-050035, Hebei Province, China

Tel: 0086-311-89809275 Fax: 0086-311-85370702

E-mail: linda#sjzxinerlichem.com chinaexporter666#hotmail.com (MSN)

Website: www.sjzxinerlichem.com