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Astrra Chemicals
Astrra Chemicals


Calcium Product

Pioneers in the industry, we offer natural pure heavy calcium carbonate, calcium carbonate grit, calcium aluminium silicate, calcium carbonate, natural pure light calcium carbonate and calcium oxide from India.

Natural Pure Heavy Calcium Carbonate

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Natural Pure Heavy Calcium Carbonate
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Approx. Rs 13.5 / KilogramGet Latest Price

Product Details:
Minimum Order Quantity100 Kilogram
BrandAstrra Chemicals
Chemical FormulaCaCO3
Brightness97%
Whitness98%
Proportion1.38g / cm3
Loss O Fignition43.08%

Physical Analysis:
Calcium OxideCaCO3≥ 98.00%
Magnesium OxideMgO≤ 00.68%
Ferric OxideFe2O3≤ 00.04%
Aluminium OxideAl2O3≤ 00.04%
SilicaSiO2≤ 00.70%
Sodium OxideNa2O≤ 00.16%
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Calcium Carbonate Grit

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Calcium Carbonate Grit
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Approx. Rs 16.50 / KilogramGet Latest Price

Product Details:
Minimum Order Quantity100 Kilogram
ColorWhite
StatePowdered
BrandAstrra Chemicals
FormulaCaCO3
Melting point825 Deg C

We are dedicatedly engaged in manufacturing, supplying, wholesaling and exporting quality-approved Calcium Carbonate Grit. All these products are processed by experienced professionals using high-grade ingredients and chemical compounds. Post-processing, these chemicals are tested by quality controllers on certain well-defined parameters of quality.

Features:
  • Longer shelf life
  • Pure
  • Good uniformity

Uses:
  • Construction
  • Drilling work

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Calcium Aluminium Silicate

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Calcium Aluminium Silicate
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Approx. Rs 48 / KilogramGet Latest Price

Product Details:
Minimum Order Quantity100 Kilogram
BrandAstrra Chemicals
Usage/ApplicationIndustrial
Molecular FormulaAl2SiO5
Packaging TypeHDPE Bag
Molar Mass162.0456 g mol1

We are a prominent manufacturer, supplier, wholesaler and exporter of Calcium Aluminium Silicate. All these products are processed using optimum-grade chemical compounds employing latest equipment. Besides, our logistics personnel ensure to timely deliver the offered range at customers' destination using easy modes of shipment.

Features:
  • White in color
  • Effective
  • Moisture resistant

Certificate Of Analysis:
AppearanceWhite Powder
Brightness(ISO)82+/-0.5%
Loss on ignition14%(Max)
Coarse particle on 53
Micron IS SIEVE (Max)
0.05%(Max)
Ph (of 20% aqueous solution)4.5 to 6.5
Particles less than 2 micron68% w/w (Min)
Bulk density0.8%+-0.1 gm/cc
Moisture1%(Max)
Melting point1735 Deg.C
Specific gravity (H2O=1)2.63

Chemical analysis (w/w)%:
Silica45.17
Ferric Oxide0.50(Max)
Alumina37.59
Titanium Dioxide0.5
Calcium Oxide0.22
Magnesium Oxide0.12
Sodium Oxide0.31
Potash0.07
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Calcium Carbonate

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Approx. Rs 12.5 / kgGet Latest Price

Product Details:
Minimum Order Quantity100 kg
ColorWhite
BrandAstrra Chemicals
FormulaCaCO3
Molar mass100.0869 g/mol
Density2.71 g/cm3

Certificate of analysis:

Silica

SiO2

0. 37%

Alumina

Al2O3

0. 20%

Ferric Oxide

Fe2O3

0. 04%

Titanium Oxide

TiO2

Nil

Calcium Oxide

CaO

55. 46%

Calcium Carbonate

CaCO3

98.98%

Magnesium Oxide Carbonate

MgO

0.16%

Magnesium Carbonate

MgCO3

0. 33

Sulphur

SO3

0. 007%

Phosphorus

P2O5

0. 003%

Loss on Ignition

-

43. 70%

Oil Absorption

-

21. 59%

Water Absorption

-

39 . 43

Bulk Density

.

1.17% gm/cc

Alkalies etc. by difference

 

0. 06%

Whiteness by reflection Compared with MgO takenas 100%

-

99. 00%

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Natural Pure Light Calcium Carbonate

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Natural Pure Light Calcium Carbonate
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Approx. Rs 16.5 / KilogramGet Latest Price

Product Details:
Minimum Order Quantity50 Kilogram
BrandAstrra Chemicals
Physical FormPowder
Chemical FormulaCaCO3
Density2.71 g/cm3
Melting Point825 Deg C

Physical Analysis:
Calcium OxideCaCO3≥ 98.00%
Magnesium OxideMgO≤ 00.68%
Ferric OxideFe2O3≤ 00.04%
Aluminium OxideAl2O3≤ 00.04%
SilicaSiO2≤ 00.70%
Sodium OxideNa2O≤ 00.16%

Chemical Analysis:
Brightness≥ 97%
Whitness≥ 98%
Moisture≤ 0.2%
Proportion1.3g / cm3
Oil Apsorption≥ 23G/100g CaCO3
Loss O Fignition≤ 43.08%
D50≤ 4.0µm
D9720± 2 µm
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Calcium Oxide

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Approx. Rs 21.00 / KilogramGet Latest Price

Product Details:
Minimum Order Quantity100 Kilogram
BrandAstrra Chemicals
Packaging TypeHDPE Bags
Packaging Size50 kg
Physical StatePowder
Melting Point2613 Deg C
Density3.34 g/cm3

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Calcium Meta Silicate

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Calcium Meta Silicate
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Approx. Rs 79 / KilogramGet Latest Price

Product Details:
Minimum Order Quantity50 Kilogram
ColorWhite
Molar mass172.24 g/mol
FormulaCa2O4Si
Melting point2,130 Deg C
BrandAstrra Chemicals

Certificate of analysis:

Chemical properties

test method no.

actual

Casio3 as cao + sio2

tp/soh/qc/01

93. 50%

Loss on ignition as loi

4. 43%

R@o3 as fe2o3 + al2o3

1. 28%

Other content

-

0. 79%

Physical properties:-

 

 

Brightness ( as compared with 100% mgo )

tp/soh/qc/01

+72. 00

Bulk density ( gm / ml )

Loose:

Tapped

 

 

 

 

 

 

 

0. 68

1. 17

Sieve analysis:-

 

Retention on 200 mesh ( bss )

0. 80

Moisture content

0. 045

 

 

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Calcium Carbonate

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Calcium Carbonate
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Approx. Rs 16.5 / kgGet Latest Price

Product Details:
Minimum Order Quantity100 kg
Chemical FormulaCaCO3
BrandAstrra Chemicals
Molar mass100.0869 g/mol
Density2.71 g/cm3
Melting Point825 Deg C

Certificate of analysis:
AppearanceFine white powder; chalky taste
Odorodorless
Density2.711 g/cm3 (calcite)
2.83 g/cm3 (aragonite)
Melting point825 °C (aragonite)
1339 °C (calcite)[2]
Boiling pointdecomposes
Solubility in water0.0013 g/100 mL (25°C)[3]
Solubility product, Ksp4.8×10−9[1]
Solubility in dilute acidssoluble
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Dicalcium Phosphate

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Dicalcium Phosphate
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Approx. Rs 29 / kgGet Latest Price

Product Details:
Minimum Order Quantity100 kg
BrandAstrra Chemicals
Chemical FormulaCaHPO4
Molar mass136.06 g/mol
Packaging TypeHDPE Bag

Owing to our vast experience, we have been successful in catering to the requirements of our esteemed clients by offering high quality Di Calcium Phosphate. High grade chemical compounds are used to process the offered range. These products are used as dietary supplements and tableting agents. Also, it is used in toothpastes and poultry feed.

Features:
  • Longer shelf life
  • Moisture resistant
  • Excellent uniformity

Uses:
  • Dicalcium phosphate is mainly used as a
  • Dietary supplement
  • Tableting agent
  • Eliminate body odor
  • Poultry feed
  • Toothpastes as a tartar control agent.

Certificate of analysis:

CalciumMin.23%
PhosphorusMin.17%
FluorineMax.0.1%
MoistureMax.5%


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Calcium Silicate

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Calcium Silicate
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Approx. Rs 79 / KilogramGet Latest Price

Product Details:
Minimum Order Quantity10 Kilogram
BrandAstrra Chemicals
FormulaCa2O4Si
Molar mass172.24 g/mol
Melting point2,130 Deg C

We are engaged in manufacturing, supplying, wholesaling and exporting high quality Calcium Silicate. All these chemicals are processed utilizing high grade chemical compounds following industry set standards. Available in various grades and specifications, these reasonably priced products are extensively used in construction applications.

Features:
  • Effective
  • Longer shelf life
  • Moisture resistant
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Calcium Silicate and Orthosilicate

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Calcium Silicate and Orthosilicate
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Approx. Rs 79 / KilogramGet Latest Price

Product Details:
Minimum Order Quantity100 Kilogram
ColorWhite
BrandAstrra Chemicals
Molar mass172.24 g/mol
Melting point2,130 Deg C

Specifications:
PropertyUnitValue
Surface Area ( Bet)M2/GM200 – 225
Average Partical SizeMicron2. 8
Ph (2% Aqueous Solution)-9. 5 – 10. 5
Moisture Loss On Drying At 105 Deg.c (2 Hours )%6. 5
Ignition Loss At 900 Deg.c% MAX.8. 0
Water Absorption% 300 – 440
Bulk Densitygm / cc0. 07 – 0. 12
Whiteness% 95 – 98
Refractive Index-1. 47
Specific Gravity-2. 1
Silica ( Sio2)%78. 5
Calcium ( Cao)%19. 2%
Chlorides%Traces
Sulphate%Traces
Lead (Pb)PPM Max.5
Arsenic ( As )PPM MAX2
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Calcium Citrate

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Calcium Citrate
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Approx. Rs 75 / KilogramGet Latest Price

Product Details:
BrandAstrra Chemicals
Packaging TypeHDPE Bag
Packaging Size25 kg/bag
Physical FormPowder

Certificate of analysis:

Description

white crystalline odorless powder

Solubility

complies

Loss on drying

11. 3%

Arsenic

complies

Acid insolubles

0. 1%

Heavy metals

complies

Fluoride

complies

Lead

complies

Particle size

complies

Assay ( anhydrous basis )

99. 2%

 

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Calcium Fluoride

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Approx. Rs 32 / KilogramGet Latest Price

Product Details:
Minimum Order Quantity100 Kilogram
BrandAstrra Chemicals
Chemical FormulaCaF2
Molar mass78.07 g/mol
Melting Point1,418 Deg C

Certificate of analysis:

Ca F2 assay

98% min.

Ca CO3

0.2% Max

Si O2

0.8% Max

P2 O5

0.015% Max

 

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Calcium Sulphate Dihydrate

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Calcium Sulphate Dihydrate
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Approx. Rs 200 / kgGet Latest Price

Product Details:
Minimum Order Quantity100 kg
BrandAstrra Chemicals
FormulaCaSO4
Molar mass136.14 g/mol
Melting Point1,460 Deg C

Certificate of analysis:

Test

Standard

Result

Solubility

very slightly soluble in water, soluble in hot water and dilute acids

conforms

Chloride (cl)

max. 0. 04%

complies

Iron (fe)

max. 0. 005%

complies

Carbonate (co3)

max. 0. 2%

complies

Assay

min. 98%

99. 92% ( caso42h2o)


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Calcium Chloride

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Calcium Chloride
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Approx. Rs 29 / kgGet Latest Price

Product Details:
Minimum Order Quantity100 kg
BrandAstrra Chemicals
FormulaCaCl2
Melting Point782 Deg C
Boiling Point1600 Deg C
Specific Gravity2.15

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Calcium Magnesium Carbonate

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Calcium Magnesium Carbonate
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Approx. Rs 14.5 / kgGet Latest Price

Product Details:
Minimum Order Quantity100 kg
StatePowdered
BrandAstrra Chemicals
Mohs scale hardness3.5 to 4
LusterVitreous to pearly
Specific gravity2.84-2.86

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