硫黄
above
acid
ammonia
background
chemical
chemistry
compound
crystal
dichromate
drug
experiment
fertilizer
flake
flat
glass
health
hydrogen
industrial
industry
ingredient
inorganic
ionic
lab
laboratory
material
medical
mineral
natural
orange
organic
pharmaceutical
pharmacy
phosphate
potassium
pure
red
research
sample
science
sodium
sulfuric
table
test
top view
toxic
treatment
watch
white
yellow
定額
Potassium Dichromate, Di-Ammonium Prosphate and Sulfur Powder in Chemical Watch Glass. Close up chemical ingredient on white laboratory table. Top Viewの素材 [FY310177486323]
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