Hello! Interested in purchasing following goods:

1. Heptane with a purity of at least 99.75% (containing no more than 1% of total isooctane and no more than 5 mg/dm3 of lead) - 10 kg
2. Sodium carbonate GOST 83-79 (anhydrous, analytical grade) - 100 grams
3. Reagent HYDRANAL Dry FLUKA (1000 ml, cat. No. 34741 (dry CH3OH)) - 2 pcs (2 liters)
4. Tricaprylmethylammonium chloride (Aliquat 336, purity of at least 99.9%, Al 205613) - 500 grams

Possible analogues for position 4:
1. Tricaprylmethylammonium chloride, purity not less than 99.9%;
2. Methyltrioctylammonium chloride, purity not less than 99.9%; 
3. Aliquat 336, tricaprylylmethylammonium chloride, 250 ml, Sigma aldrich.