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ROMIL-SA
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Salts and Reagents for General Use Specifications
ROMIL-SA
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Salts and Reagents for General Use
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Amidosulphonic Acid
(see Sulphamic Acid)
Aminoacetic Acid
(see Glycine)
2-Amino-2-(hydroxymethyl)propan-1,3-diol
(see Tris(hydroxymethyl)-methylamine)
Ammonium Acetate SA
A7079
500g A7079P
1KG A7079M
Wikipedia Page
CH3COONH4 MW 77.08 CAS [631-61-8]
Assay >97%
pH (5% aqueous) 6.5-7.5
Sulphated ash <0.01%
Substances reducing permanganate <0.005%
Chloride <0.001%
Sulphate <0.005%
Heavy metals as Pb <0.0005%
Deliquescent, hygroscopic. Replace cap promptly after use.
500g A7079P
1KG A7079M
Ammonium Carbonate SA
A7143
500g A7143P
Dgr H:302-315-318
P:280e-302+352-305+351+338-313
Wikipedia Page
NH4HCO3+NH2COONH4 MW 157.13 d 0.90 CAS [8000-73-5]
Mixture of ammonium hydrogen carbonate and ammonium carbamate in approximately equimolar proportions.
Ammonia >30%
Chloride <0.001%
Sulphate <0.005%
Heavy metals as Pb <0.001%
Decomposes on exposure to air.
500g A7143P
Dgr H:302-315-318
P:280e-302+352-305+351+338-313
Ammonium Chloride SA
A7151
500g A7151P
1KG A7151M
2½KG A7151L
Wng H:302-319
P:305+351+338
Wikipedia Page
NH4Cl MW 53.49 d 1.00 CAS [12125-02-9]
Assay >99.5%
pH (5% aqueous) 4.5-5.5
Residue on ignition <0.01%
Nitrate <0.001%
Phosphate <0.001%
Sulphate <0.005%
Heavy metals as Pb <0.001%
Hygroscopic.
500g A7151P
1KG A7151M
2½KG A7151L
Wng H:302-319
P:305+351+338
Ammonium Ferric Sulphate
(see Ammonium Iron(III) Sulphate)
Ammonium Ferrous Sulphate
(see di-Ammonium Iron(II) Sulphate)
Ammonium Heptamolybdate
(see Ammonium Molybdate)
Ammonium di-Hydrogen Phosphate SA
A7192
500g A7192P
1KG A7192M
2½KG A7192L
Wikipedia Page
(Ammonium Phosphate monobasic)
NH4H2PO4 MW 115.03 CAS [7722-76-1]
Assay >99%
pH (5% aqueous) 3.8-4.4
Chloride <0.001%
Sulphate <0.005%
Nitrate <0.001%
Heavy metals as Pb <0.001%
500g A7192P
1KG A7192M
2½KG A7192L
di-Ammonium Iron(II) Sulphate 6H2O SA
A7228
500g A7228P
1KG A7228M
2½KG A7228L
Wikipedia Page
(Ammonium Ferrous Sulphate)
(NH4)2Fe(SO4)2.6H2O MW 392.13 CAS [7783-85-9]
Assay >99%
pH (5% aqueous) 3.0-5.0
Chloride <0.001%
Phosphate <0.002%
Iron(III) <0.02%
Heavy metals as Pb <0.005%
Slowly adsorbs moisture from air.
500g A7228P
1KG A7228M
2½KG A7228L
Ammonium Iron(III) Sulphate 12H2O SA
A7234
500g A7234P
Wikipedia Page
(Ammonium Ferric Sulphate)
NH4Fe(SO4)2.12H2O MW 482.18 CAS [7783-83-7]
Assay >99%
Chloride <0.001%
Nitrate <0.01%
Iron(II) <0.005%
Heavy metals as Pb <0.001%
Readily absorbs moisture from air, and may appear damp.
500g A7234P
Ammonium Molybdate 4H2O SA
A7267
100g A7267S
500g A7267P
Wikipedia Page
(Ammonium Heptamolybdate)
(NH4)6Mo7O24.4H2O MW 1236.00 CAS [12054-85-2]
Assay >99%
Chloride <0.001%
Sulphate <0.005%
Nitrate <0.005%
Arsenate, Phosphate, Silicate <0.001%
Heavy metals as Pb <0.001%
100g A7267S
500g A7267P
Ammonium Nitrate SA
A7274
100g A7274S
500g A7274P
1KG A7274M
2½KG A7274L
Wng H:272
P:210
Wikipedia Page
NH4NO3 MW 80.04 d 0.70 CAS [6484-52-2]
Assay >99%
pH (5% aqueous) 4.5-6.0
Residue on ignition <0.01%
Chloride <0.001%
Nitrite <0.001%
Sulphate <0.005%
Heavy metals as Pb <0.001%
Deliquescent, hygroscopic.
100g A7274S
500g A7274P
1KG A7274M
2½KG A7274L
Wng H:272
P:210
Ammonium Phosphate monobasic
(see Ammonium di-Hydrogen Phosphate)
Ammonium Sulphate SA
A7310
500g A7310P
1KG A7310M
2½KG A7310L
Wikipedia Page
(NH4)2SO4 MW 132.14 CAS [7783-20-2]
Assay >99.0%
pH (5% aqueous) 5.0-6.0
Residue on ignition <0.05%
Chloride <0.001%
Phosphate <0.001%
Nitrate <0.001%
Heavy metals as Pb <0.001%
500g A7310P
1KG A7310M
2½KG A7310L
Ammonium Thiocyanate SA
A7305
500g A7305P
1KG A7305M
2½KG A7305L
Wng H:302+312+332-412-EUH032
P:273-302+352
Wikipedia Page
NH4SCN MW 76.12 CAS [1762-95-4]
Assay >97.5%
pH (5% aqueous) 4.5-6.0
Residue on ignition <0.025%
Chloride <0.005%
Sulphate <0.005%
Heavy metals as Pb <0.001%
500g A7305P
1KG A7305M
2½KG A7305L
Wng H:302+312+332-412-EUH032
P:273-302+352
L(+)-Ascorbic Acid SA
A7052
100g A7052S
500g A7052P
Wikipedia Page
C6H8O6 MW 176.13 CAS [50-81-7]
Assay >99%
Chloride <0.01%
Sulphate <0.005%
Heavy metals as Pb <0.001%
100g A7052S
500g A7052P
Recommended shelf lives and storage conditions