ROMIL - General Chemistry Specifications

General Chemistry Specifications

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Magnesium Chloride 6H2O SA
A7648

500g A7648P
1KG A7648M
2½KG A7648L

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MgCl2.6H2O MW 203.30 CAS [7791-18-6]

Assay >98.5%
pH (5% aqueous) 5.0-6.5
Sulphate <0.005%
Phosphate <0.001%
Barium and Strontium <0.005%
Heavy metals as Pb <0.001%
Deliquescent.

500g A7648P
1KG A7648M
2½KG A7648L
Magnesium Sulphate 7H2O SA
A7671

500g A7671P
1KG A7671M
2½KG A7671L

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MgSO4.7H2O MW 246.47 CAS [10034-99-8]

Assay >99.5%
pH (5% aqueous) 5.0-8.0
Chloride <0.01%
Heavy metals as Pb <0.001%
Efflorescent.

500g A7671P
1KG A7671M
2½KG A7671L
Magnesium Sulphate anhydrous SA
A7854

500g A7854P
1KG A7854M
2½KG A7854L
5KG A7854K

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MgSO4 MW 120.36 CAS [7487-88-9]

Assay >98%
Chloride <0.1%
Form: white or slightly grey granules which may contain darker particles
Adsorbs moisture from air.

Application: Desiccant

500g A7854P
1KG A7854M
2½KG A7854L
5KG A7854K
Magnesium Sulphate dried SA
A7323

500g A7323P
1KG A7323M
2½KG A7323L

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(Magnesium Sulphate exsiccated)
MgSO4.xH2O (x=1-2) CAS [22189-08-8]

Adsorbs moisture from air.

Application: Desiccant for initial drying of reaction product in organic synthesis

500g A7323P
1KG A7323M
2½KG A7323L
Manganese(II) Sulphate 1H2O SA
A7255

500g A7255P
1KG A7255M
2½KG A7255L

Wng H:373-411

P:273

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(Manganous Sulphate)
MnSO4.H2O MW 169.01 CAS [10034-96-5]

Assay >98%
Chloride <0.01%
Iron <0.002%
Heavy metals (as Pb) <0.002%

500g A7255P
1KG A7255M
2½KG A7255L

Wng H:373-411

P:273
Mercury(II) Chloride SA
A7602

100g A7602S
500g A7602P

Dgr H:341-361f-300-372-314-410

P:280-273-301+330+331-305+351+338-310

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(Mercuric Chloride)
HgCl2 MW 271.50 CAS [7487-94-7]

Assay >99.5%
Sulphate <0.02%
Iron <0.005%

100g A7602S
500g A7602P

Dgr H:341-361f-300-372-314-410

P:280-273-301+330+331-305+351+338-310
Mercury(II) Sulphate SA
A7484

100g A7484S
500g A7484P

Dgr H:300+310+330-373-410

P:280c-273-302+352-304+340-310

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(Mercuric Sulphate)
HgSO4 MW 296.65 CAS [7783-35-9]

Assay >98%
Chloride <0.005%
Nitrate <0.005%
Iron <0.005%
Hygroscopic. Sensitive to light.
Store in dark.

100g A7484S
500g A7484P

Dgr H:300+310+330-373-410

P:280c-273-302+352-304+340-310
Methanol SA
A9409

1LT A9409M
2½LT A9409L
25LT A9409G

Dgr H:225-301+311+331-370

P:210-280f-302+352-309+310-403+235

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(Methyl Alcohol)
CH3OH MW 32.04 BP 64.5°C d 0.79 CAS [67-56-1]

Assay >99.8% Water <0.05% Residue <0.001%
Unspecified impurities by GC <0.05% each
Colour <5 Hazen (APHA)
Identity by GC

1LT A9409M
2½LT A9409L
25LT A9409G

Dgr H:225-301+311+331-370

P:210-280f-302+352-309+310-403+235
Methanol tech
RS409

2½LT RS409L
25LT RS409G

Dgr H:225-301+311+331-370

P:210-280f-302+352-309+310-403+235

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(Methyl Alcohol)
CH3OH MW 32.04 BP 64.5°C d 0.79 CAS [67-56-1]

Assay >99% Water <0.5%

2½LT RS409L
25LT RS409G

Dgr H:225-301+311+331-370

P:210-280f-302+352-309+310-403+235
Methyl tert-Butyl Ether SA
A9447

1LT A9447M
2½LT A9447L
25LT A9447G

Dgr H:225-315

P:210-233-302+352-403+235

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(tert-Butyl Methyl Ether)
CH3OC(CH3)3 MW 88.15 BP 55.4°C d 0.74 CAS [1634-04-4]

Assay >99.5% Water <0.05% Residue <0.001%
Unspecified impurities by GC <0.2% each
Peroxides (at time of filling) <0.005%
Colour <10 Hazen (APHA)
Identity by GC

1LT A9447M
2½LT A9447L
25LT A9447G

Dgr H:225-315

P:210-233-302+352-403+235
Methyl iso-Butyl Ketone SA
A9446

1LT A9446M
2½LT A9446L
25LT A9446G

Dgr H:225-332-319-336-351-EUH066

P:210-305+351+338-304+340

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(4-Methylpentan-2-one)
(CH3)2CHCH2COCH3 MW 100.16 BP 117.4°C d 0.80 CAS [108-10-1]

Assay >98.5% Water <0.1% Residue <0.002%
Colour <10 Hazen (APHA)
Identity by GC

1LT A9446M
2½LT A9446L
25LT A9446G

Dgr H:225-332-319-336-351-EUH066

P:210-305+351+338-304+340
Methyl Ethyl Ketone SA
A9493

1LT A9493M
2½LT A9493L
25LT A9493G

Dgr H:225-319-336-EUH066

P:210-305+351+338-403+233

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(2-Butanone)
CH3CH2COCH3 MW 72.11 BP 79.6°C d 0.80 CAS [78-93-3]

Assay >99.5% Water <0.05% Residue <0.001%
Unspecified impurities by GC <0.05% each
2-Methylpropan-2-ol <0.1%
Colour <10 Hazen (APHA)
Identity by GC

1LT A9493M
2½LT A9493L
25LT A9493G

Dgr H:225-319-336-EUH066

P:210-305+351+338-403+233
Methyl Ethyl Ketone tech
RS493

2½LT RS493L
25LT RS493G

Dgr H:225-319-336-EUH066

P:210-305+351+338-403+233

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(2-Butanone)
CH3CH2COCH3 MW 72.11 BP 79.6°C d 0.80 CAS [78-93-3]

Assay >99% Water <0.3%

2½LT RS493L
25LT RS493G

Dgr H:225-319-336-EUH066

P:210-305+351+338-403+233
2-Methylpropan-1-ol SA
A9514

1LT A9514M
2½LT A9514L
25LT A9514G

Dgr H:226-315-318-335-336

P:210-280e-302+352-305+351+338

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(iso-Butanol, iso-Butyl Alcohol)
(CH3)2CHCH2OH MW 74.12 BP 107.9°C d 0.80 CAS [78-83-1]

Deleted product 14/07/2022

1LT A9514M
2½LT A9514L
25LT A9514G

Dgr H:226-315-318-335-336

P:210-280e-302+352-305+351+338
2-Methylpropan-2-ol SA
A9526

1LT A9526M

Dgr H:225-319-332-335

P:210-305+351+338-403+235

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(tert-Butanol, tert-Butyl Alcohol)
(CH3)3COH MW 74.12 FP 25.0°C BP 82.5°C d 0.77 CAS [75-65-0]

Assay >99.5% Water <0.2% Residue <0.001%
Unspecified impurities by GC <0.05% each
Butan-2-ol <0.2%
Colour <5 Hazen (APHA)
Identity by GC

1LT A9526M

Dgr H:225-319-332-335

P:210-305+351+338-403+235
2-Methylpropan-2-ol tech
RS526

2½LT RS526L
5LT RS526K
10LT RS526J
25LT RS526G

Dgr H:225-319-332-335

P:210-305+351+338-403+235

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(tert-Butanol, tert-Butyl Alcohol)
(CH3)3COH MW 74.12 FP 25.0°C BP 82.5°C d 0.77 CAS [75-65-0]

Deleted product 11/05/2023

2½LT RS526L
5LT RS526K
10LT RS526J
25LT RS526G

Dgr H:225-319-332-335

P:210-305+351+338-403+235
N-Methyl-2-pyrrolidone SA
A9565

1LT A9565M
2½LT A9565L
25LT A9565G

Dgr H:360D-315-319-335

P:201-302+352-305+351+338-308+313

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CH2(CH2)2CONCH3 MW 99.13 BP 202.0°C d 1.03 CAS [872-50-4]

Assay >99.5% Water <0.05%
Unspecified impurities by GC <0.1% each
Peroxides (at time of filling) <0.005%
Colour <50 Hazen (APHA)
Identity by GC

1LT A9565M
2½LT A9565L
25LT A9565G

Dgr H:360D-315-319-335

P:201-302+352-305+351+338-308+313
2-Methyltetrahydrofuran SA

stabilised with BHT
A9537

1LT A9537M
2½LT A9537L
25LT A9537G

Dgr H:225-302-315-318-EUH019

P:210-240-305+351+338-308+313-403+235

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CH3C4H7O MW 86.13 BP 80°C d 0.86 CAS [96-47-9]

Assay >99.5%* Water <0.1%
*ex stabiliser
Unspecified impurities by GC <0.1% each
Peroxides (at time of filling) <0.005%
Colour <5 Hazen (APHA)
Identity by GC
Stabiliser: Butylated hydroxytoluene (BHT) ca. 250 ppm

1LT A9537M
2½LT A9537L
25LT A9537G

Dgr H:225-302-315-318-EUH019

P:210-240-305+351+338-308+313-403+235
Molecular Sieve 3A SA

pellets 1.6mm
A7678

500g A7678P

P:260d

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d 0.64 CAS [1318-02-1]

Crystalline potassium aluminosilicate
Pore diameter about 3 Angstroms
Pellet size about 1.6mm (1/16 inch)
Adsorbs moisture from air.

500g A7678P

P:260d
Molecular Sieve 4A SA

beads 1.6-2.5mm
A7286

500g A7286P
1KG A7286M
2½KG A7286L

P:260d

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d 0.75 CAS [1318-02-1]

Crystalline sodium aluminosilicate
Pore diameter about 4 Angstroms
Bead size 1.6-2.5mm
Adsorbs moisture, gases.

500g A7286P
1KG A7286M
2½KG A7286L

P:260d
Molecular Sieve 4A SA

pellets 1.6mm
A7144

500g A7144P

P:260d

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d 0.66 CAS [1318-02-1]

Deleted product 28/10/2024

500g A7144P

P:260d