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Products
| A | B | C | D | E | F | G | H | I | K | M | N | O | P | S | T | U | W | X | Z |
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Products
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Std Pkg
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Unit Price US$
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Calcium sulfate
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| Calcium sulfate hemihydrate, calcined | ||||||
| CAS No. [10034-76-1] | ||||||
| Phy. chem. data | ||||||
 CaO4S.O.5H2OM=145.15 g/mol. |
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Soluble water / 20º C 0.8 g/L |
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| 9831222 | Calcium sulfate dried pure |
500
|
g
|
pb
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|
25
|
kg
|
hdp
|
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| Specifications |
50
|
kg
|
hdp
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| Acidic and alkaline | ||||||
| reacting subs ___________________Passes test |
Residue on ignition (500º C)___ 92-95.5% |
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| pH-value (20% aqueous suspension)___6.5 - 7.5 | Hardening strength _______ Passes test | |||||
| CAS - No. [56-23-5] | ||||||
| Phy. chem. data | ||||||
| CCl4M = 153.82 g/mol |
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1L  1.59 Kg. |
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| Miscible with water / 20º C0.8 g/L |
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| 9832235 | Carbon tetra chloride for synthesis |
500
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ml
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gb
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2.5
|
lit
|
gb
|
||||
| Specifications |
25
|
lit
|
mdl
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|
185
|
lit
|
mdl
|
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| Identity (IR) ___________________Passes test | Wt. per ml at 20ºC ________ 1.592-1.595 | |||||
| Assay (GC) _________________________99% |
Non-volatile matter___________ 0.003 % |
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| 32216 | Carbon tetra chloride GR |
500
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ml
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gb
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||
|
2.5
|
lit
|
gb
|
||||
| Specifications |
25
|
lit
|
mdl
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|
185
|
lit
|
mdl
|
||||
| Identity (IR)___________________ Passes test | ||||||
| Assay (GC) ____________________min. 99.8 % | Dichloromethane (CH2Cl2)____ max. 0.2 % | |||||
| Density (d 20º / 4º)_____________ 1.593-1.594 | Tetrachloroethylene_________ max. 0.2 % | |||||
| Free acid as (as HCl) __________ max. 0.0002 % | Trichloroethylene ___________max. 0.2 % | |||||
| Free chlorine (Cl)_____________max. 0.00003 % | Iodine reducing subs (I)___max. 0.0002 % | |||||
| Carbon disulfide (CS2)__________ max. 0.001 % | Readily carbonisable subst.___Passes test | |||||
| Iron (Fe)___________________ max. 0.00001 % | Water (KF)_______________ max. 0.02 % | |||||
| Chloroform (CHCl3)_______________max. 0.2 % |
Non-volatile subs ________ max. 0.001 % | |||||
| CAS - No. [7440-44-0] | ||||||
| Phy. chem. data | ||||||
| CM=12.01 g/mol |
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| Insoluble in water |
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| 18004 | Charcoal activated |
500
|
g
|
kc
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||
|
5
|
kg
|
fbd
|
||||
| Specifications |
25
|
kg
|
hdp
|
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| Substances soluble in water_______________ 1 % | ||||||
| Substances soluble in | Iron (Fe)______________________ 0.1 % | |||||
| hydrochloric acid________________________ 3 % | Incomplete carbonisation____ Passes test | |||||
| Chloride (Cl)__________________________ 0.2 % | Methylene blue titer _____________12 ml | |||||
| Sulfate (SO4)_________________________ 0.2 % | Loss on drying (120ºC) ___________10 % | |||||
| Heavy metals (as Pb)_________________ 0.005 % | Residue on ignition (600ºC) ________5 % | |||||
| CAS - No. [67-66-3] | ||||||
| Phy. chem. data | ||||||
| CHCl3M=119.38 g/mol |
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| 1L 1.48 Kg. |
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| Miscible with water / 20º C 8 g/L |
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| 9830853 | Chloroform for synthesis |
500
|
ml
|
gb
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||
|
2.5
|
lit
|
gb
|
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| Specifications |
25
|
lit | mdl | |||
|
200
|
lit | mdl | ||||
| Identity (IR)_____________________ Passes test | Acidity____________________ 1ml N % | |||||
| Assay (GC)___________________________ 99 % | Non-volatile matter__________ 0.002 % | |||||
| Weight per ml. at 20ºC _________ 1.487 - 1.489 g | Water (KF)_________________ 0.03 % | |||||
| 32212 | Chloroform GR |
500
|
ml
|
gb
|
||
|
2.5
|
lit
|
gb
|
||||
| Specifications |
25
|
lit
|
mdl
|
|||
|
200
|
lit
|
mdl
|
||||
| Assay (GC)____________________99 % - 99.4 % | ||||||
| Density (d 20º / 4º)_____________ 1.475 - 1.478 | Carbon tetrachloride (GC) ___max. 0.01 % | |||||
| Free acid as (as HCl)____________ max. 0.001 % | Dichoromethane (GC) _______max.0.1 % | |||||
| Chloride (Cl)_________________ max. 0.0001 % | Ethanol (GC)______________ 0.6 - 1.0 % | |||||
| Free chlorine (Cl)________________ Passes test | Trichloroethylene (GC)______max. 0.01 % | |||||
| Copper (Cu)_______________ max. 0.000001 % | Tetrachloroethylene (GC) __ max. 0.01 % | |||||
| Iron (Fe)___________________ max. 0.00001 % | Readily carbonisable subst.__Passes test | |||||
| Lead (Pb)_________________ max. 0.000001 % | Water (KF) ______________max. 0.01 % | |||||
| Zinc (Zn)__________________ max. 0.000005 % |
Non-volatile subs_______ max. 0.0005 % |
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| CAS - No. [7758-99-8] | ||||||
| CuO4S.5H2OM=249.68 g/L |
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| Soluble in water / 20º C 317 g/mol |
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| Thermal decomposition above 110ºC |
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| 12850 | Copper (II) sulfate-5-hydrate pure |
500
|
g
|
pb
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|
1
|
kg
|
pb
|
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| Specifications |
5
|
kg
|
pb
|
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|
25
|
kg
|
hdb
|
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| Assay (CuSO4. 5H2O) __________________99 % |
50
|
kg
|
hdp
|
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| Chloride (Cl)_______________________0.005 % | Iron (Fe)____________________ 0.01 % | |||||
| Total nitrogen (N)____________________0.01 % | Subs not precipitated by | |||||
| Arsenic (As)_______________________ 0.0005 % |
hydrogen sulfide (as sulfates)______0.3% |
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| Bulk Quantities - Prices on request For Exports - Price in US $ on request |
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