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5472x3648px
peralatan distilasi gelas, kaca, distilasi, peralatan, percobaan, kimia, bahan kimia, reaksi
Public Domain
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2048x2048px
ilmuwan, penelitian, kedudukan, berikutnya, labu kimia, labu., bahan kimia, molekul
Public Domain
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3648x5472px
peralatan distilasi gelas, kaca, distilasi, peralatan, percobaan, kimia, bahan kimia, reaksi
Public Domain
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2400x2400px
molekul atom, mewakili, rumus percobaan, ilmuwan, atom, bahan kimia, ahli kimia, kimia
Public Domain
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2400x2400px
molekul atom, menunjukkan, penelitian eksperimen, bahan kimia, atom, ahli kimia, kimia, percobaan
Public Domain
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2400x2400px
molekul atom, menunjukkan, bahan kimia, molekuler, atom, ahli kimia, kimia, percobaan
Public Domain
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2400x2400px
molekul atom, menunjukkan, rumus ilmuwan, ilmiah, atom, bahan kimia, ahli kimia, kimia
Public Domain
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5040x3360px
peralatan distilasi gelas, kaca, distilasi, peralatan, percobaan, kimia, bahan kimia, reaksi
Public Domain
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4460x2973px
gelas kimia, foto air, latar belakang, sekolah, pendidikan, ilmu, penelitian, percobaan ilmiah
Public Domain
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3956x2637px
gelas kaca, gayung plastik, madu, timba, transparan, gelas kimia, percobaan, laboratorium
Public Domain
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1920x1271px
merapatkan, foto, peralatan laboratorium, laboratorium, penelitian, kimia, uji, percobaan
Public Domain
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2400x1600px
organik, kuis kimia, pensil, struktur kimia, struktur., kimia, bahan kimia, uji
Public Domain
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2048x1366px
tabung kimia, laboratorium, kimia, tabung, berbagai, ilmu, kebersihan, peralatan
Public Domain
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2600x1734px
kristal, kalium permanganat, bekas, obat, reaksi kimia, spontan, pembakaran, reaksi
Public Domain
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2400x1600px
kuis kimia, buku, molekul air, bubuk kimia, bubuk., berganda, pertanyaan jenis pilihan, pertanyaan.
Public Domain
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2500x1667px
botol kimia, laboratorium, kimia, botol, berbagai, ilmu, penelitian, percobaan ilmiah
Public Domain
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3715x2397px
kilang minyak, minyak, industri, bayangan hitam, energi, pabrik, Arsitektur, pipa
Public Domain
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2600x1734px
laboratorium kimia, kimia, laboratorium, berbagai, ilmu, penelitian, percobaan ilmiah, merah
Public Domain
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1920x1271px
beberapa, peralatan kimia gelas, bersih, kaca, laboratorium, set, penelitian, kimia
Public Domain
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2600x1733px
wadah pengambilan sampel, mengumpulkan, coliforms, bahan kimia, air, panjang, paparan., contoh
Public Domain
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2600x1733px
berbeda, berwarna, anorganik, garam kimia, bekas, Lab kimia, laboratorium., kimia
Public Domain
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2400x1920px
koleksi, sampel air, analisis kimia, air, contoh, uji, analisis, bahan kimia
Public Domain
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2400x1920px
pembengkokan, batang kaca, percobaan, laboratorium pengajaran kimia, ilmu, kimia, kaca, tongkat
Public Domain
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2349x1785px
pria, Buka, buku pelajaran, labu erlenmeyer, labu., ilustrasi sains, ilustrasi., bahan kimia
Public Domain
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2600x1733px
berbeda, berwarna, anorganik, garam kimia, bekas, Lab kimia, laboratorium., kimia
Public Domain
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5184x3456px
dua tabung reaksi, biologi, mengaburkan, latar belakang kabur, bahan kimia, kimia, merapatkan, wadah
Public Domain
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2600x1733px
wadah pengambilan sampel, mengumpulkan, bahan kimia, air, panjang, paparan., contoh, uji
Public Domain
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2600x1733px
berbeda, berwarna, anorganik, garam kimia, bekas, Lab kimia, laboratorium., kimia
Public Domain
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2400x1600px
analog ph meter, elektroda, ph 7, 4 buffer, buffer., uji, ph, AC id
Public Domain
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3000x2000px
Arsitektur, suasana, bahan kimia, kimia, cerobong asap, iklim, perusahaan, ekologi
Public Domain
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2400x1920px
solusi kimia, bersinar, uber, hitam, cahaya., ilmu, bahan kimia, cahaya
Public Domain
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2400x1261px
ahli kimia wanita, ahli kimia, laboratorium, sistem periodik, kimia, medis, piston, ilmu
Public Domain
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1734x2600px
larutan natrium, pembakaran, kayu, belat, bunsen burner flame, api., kimia, api
Public Domain
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5184x3456px
laki-laki, putih, kemeja, dewasa, biologi, bahan kimia, ahli kimia, kimia
Public Domain
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1733x2600px
solusi barium, pembakaran, kayu, belat, bunsen burner flame, api., kimia, api
Public Domain
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2600x1734px
solusi tembaga, pembakaran, kayu, belat, bunsen burner flame, api., kimia, api
Public Domain
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6000x4000px
RSUD, dalam ruangan, obat, teknologi, ilmu, laboratorium, radioaktif, bioteknologi
Public Domain
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5267x3511px
koleksi kacamata, koleksi, kacamata, cangkir, barang pecah belah, minum, laboratorium, penelitian
Public Domain
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1734x2600px
solusi tembaga, pembakaran, kayu, belat, bunsen burner flame, api., kimia, api
Public Domain
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2600x1733px
wadah pengambilan sampel, mengumpulkan, coliforms, bahan kimia, air, panjang, paparan., contoh
Public Domain
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2400x1920px
botol, asam asetat, molekuler, struktur., asetat, uji, ph, AC id
Public Domain
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1734x2600px
solusi kobalt, pembakaran, kayu, belat, bunsen burner flame, api., kimia, api
Public Domain
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4752x3168px
pegangan tangki, minyak, industri, kilang minyak, pabrik, bahan bakar, bahan kimia, baja
Public Domain
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5760x3840px
kimia, laboratorium, percobaan, ahli kimia, penelitian, mikroskop, memeriksa, peralatan
Public Domain
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2600x1733px
kristal, membentuk, larutan, dilihat, mikroskop, Latar Belakang, biokimia, kimia
Public Domain
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4752x3168px
instalasi pipa industri, industri, baja, pabrik, logam, kekuasaan, gas, menanam
Public Domain
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1734x2600px
larutan kalsium, pembakaran, kayu, belat, bunsen burner flame, api., kimia, api
Public Domain
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2400x1920px
solusi kimia, memproduksi, biru, merah, warna, hitam, cahaya., minumologi
Public Domain
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2600x1733px
campuran, sabun mandi, minyak, dilihat, mikroskop., mikroskop, air, kimia
Public Domain
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2600x1733px
campuran, sabun mandi, minyak, dilihat, mikroskop., mikroskop, air, kimia
Public Domain
