{"id":536,"date":"2022-10-21T16:04:15","date_gmt":"2022-10-21T16:04:15","guid":{"rendered":"https:\/\/antyrad.pl\/sklep\/viagra-tadalafil-purity-%e2%89%a5-99-1000mg\/"},"modified":"2026-08-13T18:23:37","modified_gmt":"2022-10-21T16:04:15","slug":"tadalafil-2","status":"publish","type":"product","link":"https:\/\/antyrad.pl\/en\/sklep\/tadalafil-2\/","title":{"rendered":"Tadalafil 1 g reagent: classification, storage and stock records"},"content":{"rendered":"\n

Tadalafil supplied as a high-assay solid is bought as a comparison material for chromatographic methods, for detector calibration and for confirming the identity of unknown solids. These notes cover only what happens to the sealed container between the courier’s van and the balance room.<\/p>\n\n\n\n\n
Zestawienie parametr\u00f3w materia\u0142u<\/caption>\n
Parameter<\/th>Value<\/th>What follows in store practice<\/th><\/tr><\/thead>\n
CAS registry number<\/td>171596-29-5<\/td>Copied onto the intake card, the internal label and the carrier’s paperwork; it separates the compound from trade names.<\/td><\/tr>\n
Empirical formula<\/td>C22H19N3O4<\/td>A purely organic skeleton, with no metal residue that would force segregated storage.<\/td><\/tr>\n
Molar mass<\/td>389.40 g\/mol<\/td>Turns a weighed portion straight into a molar concentration, without an outside database mid-run.<\/td><\/tr>\n
Physical form<\/td>Crystalline powder<\/td>Transfer in a draught-free enclosure; one dedicated spatula, balance pan cleaned afterwards.<\/td><\/tr>\n
Declared assay<\/td>≥ 99%<\/td>A figure for one lot, not a permanent property; the certificate tied to the lot is binding.<\/td><\/tr>\n
Unit of sale<\/td>1000 mg net<\/td>One container, one inventory line; subdivision needs a new identifier linked to the parent lot.<\/td><\/tr>\n<\/tbody>\n<\/table>\n\n\n\n

Classification at goods-in<\/h2>\n\n\n\n

The container enters the store as a single-substance solid organic reagent, not a formulated preparation, and is booked in as such. The intake card carries the registry number, the manufacturer’s lot symbol, the net mass shown on the label and the date the seal was examined. Where the internal catalogue separates reference materials from working chemistry, this item belongs to the first group: what is bought is the documented purity of one lot rather than the mass alone.<\/p>\n\n\n\n

Conditions in the store<\/h2>\n\n\n\n

The material stays in its original opaque container, tightly closed, in a dry cabinet away from sunlight and from ovens or drying chambers. Storage temperature is the figure printed on the supplier label; where the label is silent, ambient room conditions with controlled humidity become the working assumption, and that assumption is written into the record instead of being left in somebody’s memory. Repeated opening is the real enemy of a fine crystalline solid, since every cycle admits moist air.<\/p>\n\n\n\n

Movement between sites<\/h2>\n\n\n\n

For transfer the primary container travels upright inside a rigid secondary box with inert cushioning, closure taped, the outer carton marked with the registry number that appears on the internal label. Consignment papers name the substance, the lot and the net mass, so a parcel opened at the far end matches the entry that left the sending store. A handover note signed at both ends closes the chain of custody, and transit delays are logged. See also our reagent-grade material: Palmitoylethanolamide (PEA) \u2265 99% 1000mg.<\/a>.<\/p>\n\n\n\n

What the ledger has to carry<\/h2>\n\n\n\n

The stock record shows the quantity received, every withdrawal with its mass and signature, the running balance and the lot each withdrawal belongs to. The retest date taken from the certificate sits in the same row, together with the route planned for the residue once the container is retired. A ledger that records only arrivals is a catalogue, not an inventory. See also our catalogue listing: ALCAR \/ Acetylo-L-Karnityna – Czysto\u015b\u0107 \u2265 99% masa <\/a>.<\/p>\n\n\n\n

Other catalogue items<\/h2>\n\n\n\n