
Shaandhada molecular-ka 3A oo loo yaqaan Potassium A (3A) shaandhada molecular-ka, dhexroorka godku waa 3A, Inta badan waxaa loo isticmaalaa nuugista biyaha, waxay nuugi kartaa dhexroorka muhiimka ah ee molecular-ka 3A, ma nuugi karto wax molecular ah oo dhexroorkiisu aanu ka badnayn molecular-ka 3A. Sida ku cad codsiga astaamaha warshadaha, waxay leedahay nuugis dhakhso badan, soo noqnoqosho dib u soo kabasho badan, xoog burburin oo sare iyo awood ay uga hortagto wasakhowga, waxay wanaajisaa hufnaanta isticmaalka shaandhada molecular-ka waxayna dheereysaa cimriga adeegga shaandhada molecular-ka, waa shaandhada ugu horreysa ee loo isticmaalo qallayl qoto dheer, kiimiko la safeeyey oo lagu polymerization warshadaha saliidda iyo gaaska.
| Shay | Cutubka | Xogta farsamada | |||
| Qaab | Pellet | Goobo yaryar | |||
| Dhexroorka | mm | 1.5-1.7 | 3.0-3.3 | 1.7-2.5 | 3.0-5.0 |
| Saamiga cabbirka ilaa heerka | % | ≥98 | ≥98 | ≥98 | ≥98 |
| Cufnaanta badan | g/ml | ≥0.65 | ≥0.65 | ≥0.70 | ≥0.70 |
| Saamiga Xirashada | % | ≤0.20 | ≤0.25 | ≤0.10 | ≤0.10 |
| Xoogga burburka | N | ≥45/cm | ≥60/cm | ≥30/badh | ≥70/baqti |
| Nuugista biyaha ee taagan | % | ≥20 | ≥20 | ≥20 | ≥20 |
| nuugista Eytileen | % | ≤3.0 | ≤3.0 | ≤3.0 | ≤3.0 |
| Biyaha ku jira, sida loo soo diray | % | ≤1.5 | ≤1.5 | ≤1.5 | ≤1.5 |
a) Qallajinta hydrocarbons-ka aan dheregsanayn (tusaale ahaan ethylene, propylene, butadien)
b) Qallajinta Gaaska oo dillaacday
c) Qallajinta gaaska dabiiciga ah, haddii yaraynta COS ay lagama maarmaan tahay, ama ugu yaraan nuugista isku-dhafka ah ee hydrocarbons-ka loo baahan yahay.
d) Qallajinta iskudhisyada aadka u cidhifsan, sida methanol iyo ethanol
e) Qallajinta khamriga dareeraha ah, CNG.
f) Fuuqbax aan joogto ahayn, (aan dib u soo kaban karin) oo ku dhaca unugyada muraayadaha dahaarka leh, ha ahaadaan kuwo hawo ku jira ama kuwo gaas ku jira.
g) Qallajinta CNG.
Si looga fogaado qoyaanka iyo nuugista ka hor inta aan la socodsiin, ama waa in dib loo hawlgeliyaa.