LABKEM – Page 38 – Isometric

LABKEM

tri-Sodium citrate dihydrate AGR
C₆H₅Na₃O₇·2H₂O
M.W: 294,10 CAS: 6132-04-3 EC: 200-675-3 TARIC: 29181500

P: P102-P202

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Assay ? 99%

pH (5% water, 20°C) 7 – 9

Substances insoluble in water (H2O) ? 0.005%

Iron (Fe) ? 0.0005%

Chloride (Cl^–) ? 0.001%

Ammonia salts (NH₄) ? 0.001%

Phosphate (PO₄) ? 0.002%

Sulfates (SO₄) ? 0.005%

Lead (Pb) ? 0.0005%

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Sodium chloride AGR
NaCl
M.W: 58,44 CAS: 7647-14-5 EC: 231-598-3 TARIC: 25010099

P: P102-P202

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Appearance ? White crystalline powder

Assay 99.5 – 100.5%

Identity ? Passes test

Appearance of solution ? Passes test

Acidity or alkalinity ? Passes test

pH (5% in water) 5.0 – 8.0

Substances insoluble in water (H2O) ? 0.005%

Bromide (Br^–) ? 0.005%

Iodides (I^–) ? 0.001%

Ferrocyanide ? 0.0001%

Chlorate and Nitrate ? 0.003%

Nitrites (NO₂) ? Passes test

Phosphate (PO₄) ? 0.0005%

Sulfates (SO₄) ? 0.001%

Total Nitrogen ? 0.0005%

Heavy metals (by ICP-OES) ? 0.0005%

Arsenic (As) ? 0.00004%

Barium (Ba) ? 0.001%

Calcium (Ca) ? 0.002%

Copper (Cu) ? 0.0002%

Iron (Fe) ? 0.0002%

Magnesium (Mg) ? 0.001%

Magnesium and alkali earth metals ? 0.01%

Potassium (K) ? 0.005%

Loss on drying (105 °C) ? 0.5%

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Sodium chloride for salt spray chamber ASTM B117-19 / ISO-9227:2023 AGR
NaCl
M.W: 58,44 CAS: 7647-14-5 EC: 231-598-3 TARIC: 25010099

P: P102-P202

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Assay ? 99.6%

Sodium Iodide (NaI) ? 0.1%

Halides (Br^–, I^–, F^–) ? 0.1%

Nickel (Ni) ? 0.001%

Copper (Cu) ? 0.00003%

Copper (Cu), Nickel (Ni), Lead (Pb) ? 0.005%

Total Impurities ? 0.2%

The salt does not contain anti-caking agents

According to ASTM B117-19

According to ISO 9227:2023

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Sodium chloride EPR
NaCl
M.W: 58,44 CAS: 7647-14-5 EC: 231-598-3 TARIC: 25010099

P: P102-P202

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Appearance ? White crystalline powder

Assay ? 99.5%

Loss on drying (105 °C) ? 1.0%

Sulfates (SO₄) ? 0.02%

Ammonium hydroxide (NH₃) ? 0.002%

Iron (Fe) ? 0.002%

Lead (Pb) ? 0.002%

Potassium (K) ? 0.02%

pH(5% solution) 5.0 – 8.0

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Sodium carbonate anhydrous EPR Grade
Na₂CO₃
M.W: 105,99 CAS: 497-19-8 EC: 207-838-8 EC INDEX: 011-005-00-2
H: H319

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Assay ? 99%

Loss on drying ? 1.0%

Chloride (Cl^–) ? 0.3%

Iron (Fe) ? 0.0035%

Arsenic (As) ? 0.0002%

Mercury (Hg) ? 0.0001%

Lead (Pb) ? 0.0002%

Sulfates (SO₄) ? 0.04%

Density approximated 0.48 – 0.61g/ml

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Sodium acetate trihydrate AGR
CH₃COONa·3H₂O
Acetic Acid Sodium Salt
M.W: 136.08 CAS: 6131-90-4 EC: 204-823-8 TARIC: 29152900

P: P102-P202

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Appearance ? White crystalline powder

Assay 99.5 – 101%

pH (5% in water) 7.5 – 9.2%

Insoluble matter ? 0.005%

Chloride (Cl^–) ? 0.003%

Nitrogen (N) compounds ? 0.001%

Phosphate (PO₄) ? 0.0005%

Sulfates (SO₄) ? 0.002%

Calcium (Ca) ? 0.001%

Iron (Fe) ? 0.0005%

Lead (Pb) ? 0.0005%

Magnesium (Mg) ? 0.002%

Potassium (K) ? 0.005%

Substances reducing KMnO₄ ? Passes test

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Sodium acetate trihydrate EPR
CH₃COONa·3H₂O
Acetic Acid Sodium Salt
M.W: 136.08 CAS: 6131-90-4 EC: 204-823-8
P: P102-P202

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Assay ? 98%

Appearance colourless crystals

Iron (Fe) ? 0.001%

Substances insoluble in water (H2O) ? 0.01%

Chloride (Cl^–) ? 0.005%

pH (5% water, 20°C) 7.5 – 9.5

Copper (Cu) ? 0.005%

Aluminum (Al) ? 0.001%

Sulfates (SO₄) ? 0.01%

Calcium (Ca) ? 0.005%

Magnesium (Mg) ? 0.002%

Lead (Pb) ? 0.005%

Zinc (Zn) ? 0.005%

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Silver sulfate AGR ACS
Ag₂SO₄
M.W: 311.8 CAS: 10294-26-5 EC: 233-653-7 TARIC: 28432900

UN: 3077 IMDG: 9 III UN 3077 ADR: 9 III UN 3077 IATA: 9 III UN 3077

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Assay ? 99.5%

Iron (Fe) ? 0.001%

Nickel (Ni) ? 0.001%

Lead (Pb) ? 0.001%

Copper (Cu) ? 0.0005%

Zinc (Zn) ? 0.0005%

Chloride (Cl^–) ? 0.001%

Nitrates (NO₃) ? 0.001%

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SIlver nitrate, volumetric solution 0.1 M (0.1 N) VSA
AgNO₃
M.W: 169.87 CAS: 7761-88-8 TARIC: 28432100

UN: 3082 IMDG: 8 III UN 3082 ADR: 8 III UN 3082 (E) IATA: 8 III UN 3082

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Composition 16.987g AgNO₃/L

Concentration (20°C) (M) 0.0998 – 0.1002M

Concentration (20°C) (N) 0.0998 – 0.1002N

Tolerance (M) 0.0002M

Tolerance (N) 0.0002N

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Silver nitrate AGR ACS
AgNO₃
M.W: 169,87 CAS: 7761-88-8 EC: 231-853-9 EC INDEX: 047-001-00-2
UN: 1493 IMDG: 5.1 II UN 1493 ADR: 5.1 II UN 1493 (E) IATA: 5.1 II UN 1493

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Assay ? 99.9%

Clarity of solution Passes test

Iron (Fe) ? 0.0001%

Substances insoluble in water (H2O) ? 0.003%

Chloride (Cl^–) ? 0.0001%

Silver (Ag) ? 63.4%

pH 3.8 – 6

Copper (Cu) ? 0.0001%

Water (H₂O) ? 0.05%

Calcium (Ca) ? 0.0005%

Nitrites (NO₂) ? 0.0002%

Lead (Pb) ? 0.0002%

Substances not precipited by HCl ? 0.01%

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Sand, cleaned and dried, coarse, 1-2 mm AUX
SiO₂
M.W: 60,1 CAS: 14808-60-7 EC: 238-878-4

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Particle size 1 – 2mm

Assay (SiO₂) ? 98.5%

Density 2.49g/ml

Loss on ignition ? 0.35%

pH (20% supension) 6.87

Aluminium oxide (Al₂O₃) ? 0.6%

Iron Oxide (Fe₂O₃) ? 0.15%

Calcium oxide (CaO) ? 0.1%

Magnesium oxide (MgO) ? 0.35%

Sodium oxide (Na₂O) ? 0.28%

Potassium oxide (K₂O) ? 0.25%

Titanium oxide (TiO₂) ? 0.17%

Heavy metals Exempt

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Sand, cleaned and dried, fine, 0.1-0.6 mm AUX
SiO₂
M.W: 60,1 CAS: 14808-60-7 EC: 238-878-4

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Particle size 0.1 – 0.6mm

Assay (SiO₂) ? 98.5%

Density 2.5g/ml

Loss on ignition ? 0.35%

pH (20% supension) 6.77

Aluminium oxide (Al₂O₃) ? 0.6%

Iron Oxide (Fe₂O₃) ? 0.15%

Calcium oxide (CaO) ? 0.1%

Magnesium oxide (MgO) ? 0.35%

Sodium oxide (Na₂O) ? 0.28%

Potassium oxide (K₂O) ? 0.25%

Titanium oxide (TiO₂) ? 0.17%

Heavy metals Exempt

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Salicylic acid AGR
HOC₆H₄COOH
2-Hydroxybenzoic Acid
M.W: 138,12 CAS: 69-72-7 EC: 200-712-3 TARIC: 29182100

H: H302;H318;H361d

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Assay ? 99.5%

Melting range 159 – 161°C

Solubility in ethanol Passes test

Iron (Fe) ? 0.0005%

Chloride (Cl^–) ? 0.005%

Substances carbonisable by H₂SO₄ Passes test

Residue on roasting (SO₄) ? 0.02%

Sulfates (SO₄) ? 0.005%

Heavy metals (Pb) ? 0.0005%

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Salicylic acid EPR
HOC₆H₄COOH
2-Hydroxybenzoic Acid
M.W: 138,12 CAS: 69-72-7 EC: 200-712-3 TARIC: 29182100

H: H302;H318;H361d

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Appearance White crystals

Assay ? 98.0%

Melting range 158 – 161°C

Residue on roasting (SO₄) ? 0.02%

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Pyridine AGR
C₅H₅N
M.W: 79,10  CAS: 110-86-1  EC: 203-809-9  TARIC: 29333100
EC INDEX: 613-002-00-7
UN: 1282  IMDG: 3 II UN 1282  ADR: 3 II UN 1282 (D/E)  IATA: 3 II UN 1282

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Assay ? 99.5%

Non-volatile matter ? 0.002

Water (H₂O) ? 0.1%

Iron (Fe) ? 0.00001%

Ammonium hydroxide (NH₃) ? 0.001%

Boron (B) ? 0.000002%

Copper (Cu) ? 0.000002%

Barium (Ba) ? 0.00001%

Aluminum (Al) ? 0.00005%

Calcium (Ca) ? 0.00005%

Sulfates (SO₄) ? 0.005%

Cobalt (Co) ? 0.000002%

Chromium (Cr) ? 0.000002%

Cadmium (Cd) ? 0.000005%

Magnesium (Mg) ? 0.00001%

Manganese (Mn) ? 0.000002%

Nickel (Ni) ? 0.000002%

Lead (Pb) ? 0.00001%

Tin (Sn) ? 0.00001%

Zinc (Zn) ? 0.00001%

Chloride (Cl^–) ? 0.0005%

Substances reducing KMnO₄ ? 0.0005%

Piperidine ? 0.01%

2-Picoline (2-Methylpyridine) (C₅H₄N(CH₃)) ? 0.2%

Solubility (1 mg/mL H₂O) Passes test

Residue on evaporation ? 0.002%

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