Xaiv lub hnab yas zoo rau cov txiv hmab txiv ntoo, zaub thiab cov khoom tsim yuav tsum xav txog ntau yam los xyuas kom meej tias lub hnab tuaj yeem tiv thaiv cov khoom zoo thaum ua tau raws li kev lag luam thiab ib puag ncig. Nov yog qee yam tseem ceeb thaum xaiv lub hnab yas zoo:
1. Cov khoom siv lub hnab
Polyethylene (PE): Cov khoom siv ruaj khov thiab tsis muaj dej, haum rau feem ntau cov txiv hmab txiv ntoo thiab zaub. Koj tuaj yeem xaiv qhov tsawg-density (LDPE) rau cov khoom softer, los yog high-density (HDPE) rau cov khoom nyuaj.
Polypropylene (PP): Muaj zog tiv thaiv tshav kub thiab pob tshab, haum rau cov khoom uas xav tau lub zog siab dua thiab pom kev zoo dua.
Biodegradable yas: Ntau tus phooj ywg ib puag ncig, haum rau kev xav tau ib puag ncig.
2. Lub hnab hom thiab tsim
Lub hnab kaw: Haum rau kev khaws cia ntev, tiv thaiv cov khoom los ntawm kev sib kis sab nraud. Koj tuaj yeem xaiv lub hnab zipper, hnab ntim compression, thiab lwm yam.
Perforated hnab: Muab breathability, haum rau cov txiv hmab txiv ntoo tshiab thiab zaub uas yuav tsum tau ua pa, xws li lettuce, strawberries, thiab lwm yam.
Lub hnab pob tshab: Yooj yim rau cov neeg siv khoom saib cov ntsiab lus thiab txhim kho cov khoom lag luam.
3. Qhov loj thiab tuab
Qhov Loj: Xaiv qhov loj ntawm cov txiv hmab txiv ntoo lossis zaub kom ntim, thiab xyuas kom lub hnab ntim tau cov khoom thiab tawm hauv qhov chaw tsim nyog.
Thickness: Xaiv qhov tsim nyog thickness raws li qhov hnyav ntawm cov khoom thiab cov kev thauj mus los. Cov hnab tuab dua yog qhov ruaj khov thiab haum rau cov khoom hnyav dua lossis ntse.
4. Freshness preservation kev ua tau zoo
Breathability: Rau cov khoom uas yuav tsum tau nyob twj ywm tshiab, xaiv lub hnab nrog zoo breathability yuav ncua lub txee lub neej.
Moisture resistance: Nco ntsoov tias lub hnab ntim khoom tuaj yeem tiv thaiv kom tsis txhob ya raws thiab tiv thaiv cov khoom los ntawm rotting.
5. Kev luam ntawv thiab daim ntawv lo
Printing: Hom ntaub ntawv, cov khoom noj khoom haus, hnub tsim khoom, thiab lwm yam tuaj yeem luam tawm ntawm lub hnab los txhim kho cov khoom duab thiab cov ntaub ntawv pob tshab.
Daim ntawv lo: Xyuas kom meej tias cov ntsiab lus ntawm daim ntawv lo yog qhov tseeb thiab ua tau raws li kev nyab xeeb ntawm zaub mov thiab kev cai lij choj thiab kev tswj hwm.
6. Kev tiv thaiv ib puag ncig
Khoom siv: Xaiv cov khoom siv rov ua dua lossis biodegradable kom tau raws li kev tiv thaiv ib puag ncig.
Txo kev siv: Txo cov ntim tsis tsim nyog, txhim kho kev tsim cov ntim, thiab txo qhov cuam tshuam ib puag ncig.
7. Tus nqi-zoo
Nyiaj txiag: Xaiv lub hnab ntim khoom raws li cov peev txheej, ntsuas tus nqi thiab kev ua haujlwm.
Kev yuav khoom ntau: Kev yuav khoom ntau feem ntau tau txais cov nqi txo nqi zoo dua.
8. Cov neeg muab khoom thiab zoo
Xaiv cov neeg muab khoom muaj npe nrov: Xyuas kom cov hnab lawv muab tau raws li cov qauv zoo thiab tuaj yeem ua tau raws li koj xav tau.
Kev sim ua piv txwv: Cov qauv kuaj xyuas kom paub tseeb qhov tsim nyog thiab zoo ua ntej yuav khoom ntau.
9. Cov kev cai thiab cov qauv
Cov qauv kev nyab xeeb khoom noj: Ua kom lub hnab ua tau raws li cov qauv kev nyab xeeb zaub mov, xws li FDA lossis EU cov qauv kev sib cuag khoom noj khoom haus.
Cov kev cai hauv zos: Ua raws li cov cai hauv zos thiab cov qauv los xyuas kom meej tias cov khoom ntim khoom siv raug cai thiab ua raws li cov cai.
