Mushroom Cultivation

We are a leading Manufacturer of calcium carbonate (oyster shell), hydrated lime, shell powder ( oyster shell )( mushroom cultivation grade ) and calcium sulphate ( grade app ) from Chennai, India.

Calcium Carbonate (Oyster Shell)

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Approx. Price: Rs 32 / KgGet Latest Price

Product Details:

Minimum Order Quantity	50 Kg
Variety Available	Oyster Mushroom
State Of Origin	Pan India
Grade	Technical Grade
Organic	yes
Packaging Size	25-50 kg
Brand	Astrra Chemicals
Packaging Type	HDPE Bag
Formula	CaCO3
Molar mass	100.0869 g/mol

We are the leading manufactures, exporters,technical developers and suppliers of CALCIUM CARBONATE ( DERIVED FROM ORGANIC SOURCE OYSTER SHELL BASE ) in Chennai, Tamil Nadu.

Calcium is a mineral that is found naturally in foods. Calcium is necessary for many normal functions of your body, especially bone formation and maintenance.
Vitamin D is important for the absorption of calcium from the stomach and for the functioning of calcium in the body.
Oyster Shell Calcium with Vitamin D is used to prevent or to treat a calcium deficiency.

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Additional Information:

Production Capacity: 100 tonnes
Delivery Time: 7 days
Packaging Details: Brand New Hdpe Bags

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Hydrated Lime

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Approx. Price: Rs 21 / KgGet Latest Price

Product Details:

Minimum Order Quantity	50 Kg
CAS No	1305-62-0
Usage/Application	Food industry,Water treatment,Cosmetic and Pharmaceutical industry
Packaging	25 Kg HDPE Bag
Form	Powder
Brand	Astrra Chemicals
Chemical Formula	Ca(OH)2
Density	2.21 g/cm3
Molar mass	74.093 g/mol

Known for manufacturing, supplying, wholesaling and exporting a wide range of optimum quality Industrial Chemical, Astrra Chemicals, based in Chennai, was established in the year 1992. Offered chemical range is inclusive of Construction Chemicals, Antioxidants Chemicals and Aromatic Chemicals. Available with us at cost-effective prices, these chemicals are extremely appreciated for their compositional accuracy and high effectiveness. In addition to this, our company is engaged in manufacturing, wholesaling and exporting best quality FRP Products - Raw Materials, De-ionized Water, Industrial Solvents Essential Oils Industrial Dyes and Industrial Pigments. Our offered products are extensively used in various industrial applications and are highly demanded by the customers.

With the aid of our team of highly dedicated professionals, we have been able to meet the bulk order requirements of production within the stipulated time frame. Our professionals, who hold expertise in their area of operations, are trained on a regular basis through seminars and workshops in order to enhance and polish their technical as well as professionals skills. Highly motivated to attain maximum customer satisfaction, our company strictly follows customer centric approach and transparent business policies, since its inception. We export our products all over the world.

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Shell Powder ( Oyster Shell )( Mushroom Cultivation Grade )

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Approx. Price: Rs 36.50 / KgGet Latest Price

Product Details:

Raw Material	Oyster Mushroom
Color	White
Brand	Astrra
Form	Powder
Usage/Application	Multipurpose

Shell Powder ( Oyster Shell )
( Mushroom Cultivation )

We are the leading manufactures, exporters,technical developers and suppliers Shell Powder ( Oyster Shell ) ( Mushroom Cultivation ) in Chennai, Tamil Nadu, India.

CERTIFICATE OF ANALYSIS

CALCIUM CARBONATE TECH – (OYSTER SHELL)

Description	White Powder
Subs. Insoluble in acid	0. 36 %
Arsenic	Complies
Heavy Metals	Complies
Barium	Complies
Iron	Complies
Magnesium and Alkali metal	0..62 %
Chloride	Complies
Sulphate	Complies
Loss on drying (at 200 Deg.C for 3 hours)	0.2162%
Tapped density	0.8771 gm/l
Particle size	98.00% through 300 mesh
Assay (on dried basis)	98.90 %.

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Calcium Sulphate ( Grade APP )

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Approx. Price: Rs 30 / BagGet Latest Price

Product Details:

Minimum Order Quantity	50 Bag
Variety Available	Oyster Mushroom
State Of Origin	Pan India
Packaging Type	PP Bag
Packaging Size	50 Kgs
Organic	Indian
Brand	Astrra Chemicals
Chemical Formula	CaSO4
Loss On Ignition	Between 4.5 To 8%
Molar mass	136.14 g/mol

We are the leading manufactures, exporters,technical developers and suppliers of Calcium Sulphate (Grade - APP ) in Chennai, Tamil Nadu.

Product Details:

Test Performed	Limit
Description	White hygroscopic powder odorless, tasteless.
Solubility	Slightly soluble in water, practically in soluble in alcohol.
Identification	A) Gives reaction of calcium
Ph	Between 6.5 and 9.0
Setting Properties	4 to 6 min (240 sec to 360 sec)
Acid Insolublematter	NMT – 5 Mg.

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Additional Information:

Delivery Time: 7 days
Packaging Details: Brand New Hdpe Bags

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Mushroom Cultivation

Calcium Carbonate (Oyster Shell)

Hydrated Lime

Shell Powder ( Oyster Shell )( Mushroom Cultivation Grade )

Calcium Sulphate ( Grade APP )

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