Tungstophosphoric Acid
Posted on: 6th July 2009
[India]
We offer Tungstophosphoric Acid.
In these reagents two or three basic dyes are used with phosphotungstic acid, in either a one step or multi-stage procedure. These reagents colour different tissue types different colours. Again the mechanism of staining is not fully understood. Some explanations include the proposal that phosphotungstic acid acts as a mordant to bind the dye to the tissue[19] o
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Acetonitrile
Posted on: 27th July 2009
[India]
We offer Acetonitrile for HPLC & Spectroscopy
Pack 1lit& 2.5lit
Attractive Prices with timely deliveries.
Please feel free to contact us.
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Chemical Reagents
Posted on: 29th January 2009
[India]
We offer chemical reagents with following detail:
A clear liquid not more than 10 hazens unit in color.
Solubility: Miscible with water, acetone and ether. Minimum assay GC 99.7%, wt per unit at 20 degree 0.780-0.780g, maximum absorbance (1cm cell) UV cut off
190 mm - 1.0
200 mm - 0.1
230 mm - 0.01
Filtered through 0.2 meu meter membrane maximum limits of impurities.
Please feel free
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1-Butane Sulphonic Acid Sodium Salt For HPLC (Anhydrous)
Posted on: 14th July 2009
[India]
We offer 1-butane sulphonic acid sodium salt for HPLC (anhydrous)
Molecular Formula: C4H9NaO3S;
Molecular Weight: 160.16
Description: White Flakes or Crystalline Powder
Clarity: 1gm/10 ml aqueous solution is clear and colorless.
Assay (On dried basis) NLT 99%
pH (10% Aqueous Solution) 5.5 7.5
Loss on drying (2hrs at 120C) NMT 2.0%
MAX. UV ABSORBANCE
(0.005 m Solution)
Waveleng
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1-Octane Sulphonic Acid Sodium Salt For Hplc (Monohydrate)
Posted on: 14th July 2009
[India]
We offer 1-octane sulphonic acid sodium salt for HPLC (monohydrate).
Molecular Formula: C8H17NaO3SH2O
Molecular Weight: 234.28
Description: White Flakes or Crystalline Powder
Clarity: 1gm/10 ml aqueous solution is clear and colourless.
Guarantee Analysis
Assay: NLT 98%
pH (10% Aqueous Solution) 5.5 7.5
Loss on drying 7.5 8.5%
MAX. UV TRANSMITTANCE
(0.005 m Solution )
Wa
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1-Decane Sulphonic Acid Sodium Salt For Hplc (Anhydrous)
Posted on: 14th July 2009
[India]
We offer 1-decane sulphonic acid sodium salt for HPLC (anhydrous)
Molecular Formula: C10H21NaO3S
Molecular Weight: 244.33
TEST LABEL CLAIM SPECIFICATION
Description: White Flakes or Crystalline Powder
Clarity: 1gm/10 ml aqueous solution is clear and colourless.
Guarantee Analysis
Assay (On dried basis) NLT 99%
pH (10% Aqueous Solution) 5.5 7.5
Loss on drying (2hrs at 120C) NMT 2.
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1-Heptane Sulphonic Acid Sodium Salt For Hplc (Monohydrate)
Posted on: 14th July 2009
[India]
We offer 1-heptane sulphonic acid sodium salt for HPLC (monohydrate).
Molecular Formula: C7H15NaO3SH2O Molecular Weight: 220.27
TEST LABEL CLAIM SPECIFICATION
DESCRIPTION White Flakes or Crystalline Powder
CLARITY 1gm/10 ml aqueous solution is clear and colourless.
GUARANTEE ANALYSIS
ASSAY NLT 98%
pH (10% Aqueous Solution) 5.5 7.5
Loss on drying 8 9%
MAX. UV TRANSMITTANCE
(
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1-Hexane Sulphonic Acid Sodium Salt For Hplc (Anhydrous)
Posted on: 14th July 2009
[India]
We offer 1-hexane sulphonic acid sodium salt for HPLC (anhydrous)
Molecular Formula: C6H13NaO3S
Molecular Weight: 188.24
Test label claim specification
Description white flakes or crystalline powder
Clarity 1gm/10 ml aqueous solution is clear and colourless.
Guarantee analysis
Assay (on dried basis) nlt 99%
Ph (10% aqueous solution) 5.5 7.5
Loss on drying (2hrs at 120c) nmt 2.0%
Max
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1-Pentane Sulphonic Acid Sodium Salt For Hplc (Anhydrous)
Posted on: 14th July 2009
[India]
We offer 1-pentane sulphonic acid sodium salt for HPLC (anhydrous)
Molecular Formula: C5H11NaO3S
Molecular Weight: 174.19
Description: white flakes or crystalline powder
Clarity: 1gm/10 ml aqueous solution is clear and colourless.
Assay (On dried basis) NLT 99%
pH (10% Aqueous Solution) 5.5 7.5
Loss on drying (2hrs at 120C) NMT 2.0%
MAX. UV TRANSMITTANCE
(0.005 m Solution )
Wa
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1-Butane Sulphonic Acid Sodium Salt For Hplc (Monohydrate)
Posted on: 14th July 2009
[India]
We offer 1-butane sulphonic acid sodium salt for HPLC (monohydrate)
Molecular Formula: C4H9NaO3SH2O;
Molecular Weight: 178.16
Description: White Flakes or Crystalline Powder
CLARITY 1gm/10 ml aqueous solution is clear and colourless.
Assay: NLT 99%
pH (10% Aqueous Solution) 5.5 7.5
Loss on drying 10-11%
MAX. UV ABSORBANCE
(0.005 m Solution )
Wavelength Absorbance
200nm 0.15
2
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1-Pentane Sulphonic Acid Sodium Salt For Hplc (Monohydrate)
Posted on: 14th July 2009
[India]
We offer 1-pentane sulphonic acid sodium salt for HPLC (monohydrate).
Molecular Formula: C5H11NaO3SH2O
Molecular Weight: 192.21
Description: White Flakes or Crystalline Powder
Clarity: 1gm/10 ml aqueous solution is clear and colourless.
Assay: NLT 98%
pH (10% Aqueous Solution) 5.5 7.5
Loss on drying 9 10%
MAX. UV TRANSMITTANCE
(0.005 m Solution )
Wavelength Transmittance
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1-Decane Sulphonic Acid Sodium Salt For Hplc (Monohydrate)
Posted on: 14th July 2009
[India]
We offer 1-decane sulphonic acid sodium salt for HPLC (monohydrate)
Molecular Formula: C10H21NaO3SH2O
Molecular Weight: 262.33
Test Label Claim Specifications:
Description: White Flakes or Crystalline Powder
Clarity: 1gm/10 ml aqueous solution is clear and colourless.
Guarantee Analysis
Assay: NLT 98%
pH (10% Aqueous Solution) 5.5 7.5
Loss on drying 6.5 7.5%
MAX. UV TRANS
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1-Hexane Sulphonic Acid Sodium Salt For Hplc (Monohydrate)
Posted on: 14th July 2009
[India]
We offer 1-hexane sulphonic acid sodium salt for HPLC (monohydrate).
Molecular Formula: C6H13NaO3SH2O
MW:
TEST LABEL CLAIM SPECIFICATION
DESCRIPTION White Flakes or Crystalline Powder
CLARITY 1gm/10 ml aqueous solution is clear and colourless.
GUARANTEE ANALYSIS
ASSAY NLT 98%
pH (10% Aqueous Solution) 5.5 7.5
Loss on drying 8 9.5%
MAX. UV TRANSMITTANCE
(0.005 m Solution
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1-Octane Sulphonic Acid Sodium Salt For Hplc (Anhydrous)
Posted on: 14th July 2009
[India]
We offer 1-octane sulphonic acid sodium salt for HPLC (anhydrous).
Molecular Formula: C8H17NaO3S
Molecular Weight: 216.28
Description: White Flakes or Crystalline Powder
CLARITY 1gm/10 ml aqueous solution is clear and colourless.
GUARANTEE ANALYSIS
ASSAY (On dried basis) NLT 99%
pH (10% Aqueous Solution) 5.5 7.5
Loss on drying (2hrs at 120C) NMT 2.0%
MAX. UV TRANSMITTANCE
(0.0
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1-Heptane Sulphonic Acid Sodium Salt For Hplc (Anhydrous)
Posted on: 14th July 2009
[India]
We offer 1-heptane sulphonic acid sodium salt for HPLC (anhydrous)
Molecular formula: C7H15NAO3S
Molecular Weight: 202.25
Test label claim specification
Description white flakes or crystalline powder
Clarity 1gm/10 ml aqueous solution is clear and colourless.
Guarantee analysis
Assay (on dried basis) nlt 99%
Ph (10% aqueous solution) 5.5 7.5
Loss on drying (2hrs at 120c) nmt 2.0%
Max.
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Laboratory Chemicals
Posted on: 5th April 2009
[India]
We are manufacturers of Laboratory Chemicals which are widely used as a reagent for staining. Our products are Methylene Blue zinc free, Janus Green b etc. We have ready stock of such products, price are competitive & quality is excepted globally.
Please contact us for more details.
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Caprolactam
Posted on: 16th December 2008
[India]
We can offer you wide range of chemicals of Chinese and Russian origin. One of them is caprolactam which is used in production of nylon 6.
aprolactam is produced as clear liquid form and as a crystalline form. AlliedSignal uses phenol as a raw material, while BASF and DSM use cyclohexane.
Caprolactam is a raw material (monomer) for the polyamide-6 production with a wide application in the ar
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Laboratory & Industrial Chemicals
Posted on: 24th November 2009
[India]
We provide different types of Laboratory & Industrial Chemicals.
Aluminum Metal Powder
Aluminum Chloride (HEXAHYDRATE)
Aliminium Oxide
Aluminium Hydroxide
Ammonium Hydroxide Solution
Ammonium Carbonate
Ammonium Acetate (Ethanote)
Ammonium Molydate
Ammonium Oxalate
Ammonium Sulphate
Ammonium solution
Barium Chloride
Barium Nitrate
Barium Sulphate
Bened
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Acetonitrile
Posted on: 19th October 2009
[China]
Assay : 99.9% colorless liquid
Name : Acetonitrile
Synonyms : Methyl cyanide; Cyanomethane
Molecular Structure:
* Molecular Formula C2H3N
* Molecular Weight 41.05
* CAS Registry Number 75-05-8
Please mail us, for your requirement.
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Trimethyl Orthoacetate
Posted on: 19th October 2009
[China]
Assay:99.0%min colorless liquid
Name Trimethyl orthoacetate
Synonyms 1,1,1-Trimethoxyethane
Molecular Structure
Molecular Formula C5H12O3
Molecular Weight 120.15
CAS Registry Number 1445-45-0
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2-Ethylhexyl Thioglycolate
Posted on: 1st December 2009
[China]
CAS: 25103-09-7
Molecular Formula: HSCH2COOC8H17
Properties:
Colorless transparent liquid oils to flow,insoluble in water,soluble in alcohol and aether,special smell.
Specification:
appearance Colorless transparent liquid
purity 99.5%
Specific gravity 0.9730-0.9737
Chroma(pc-co) 5max
Main Usage:
Important intermediates in pesticide, medicine, organic synthesis and fine chemi
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Ribonuclease A (Rnase A)
Posted on: 27th November 2009
[China]
Cat#ES1031 100mg
Cat#ES1032 1g
Cat#ES1033 1kg
Storage Temperature 20C
This product is stable for at least 3 years when stored properly at 20C.
CAS# 9001-99-4
Grade:High purity grade, for Molecular Biology
Specific activity: 70 Kunitz units/mg of protein
Product Description:
A major application for Ribonuclease A (RNase A) is the removal of RNA from preparations of plasmid DNA.In t
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Proteinase K
Posted on: 27th November 2009
[China]
Grade:High purity grade, for Molecular Biology
Cat#ES1051 100mg
Cat#ES1052 1g
Cat#ES1053 1kg
Storage Temperature 20C
CAS# 39450-01-6
Purity: 99%
Specific activity: 35 units/mg of protein
DNase none detected
RNase none detected
Endonuclease (nickase) none detected
Product Description:
Proteinase K is a stable serine protease with broad substrate specificity. It degrades many
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Ammonium Hydrogen Difluoride
Posted on: 20th November 2009
[China]
HS CODE : 2826191010
Another name:Ammonium hydrogen difluoride,Ammonium hydrogen fluoride;Ammonium bi fluoride;acid ammonium fluoride;ammonium acid fluoride;ammonium difluoride
Properties:
It can deliquesce easily and dissolve easily in water. It can dissolve in alcohol slightly.It can be resolved when it is affected by the heat or it is in hot water. It can corrode glass.It`s poisonous.
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