အနုပညာ
အလှအပနှင့် ကျန်းမာရေး
လက်မှုအနုပညာ
ယဉ်ကျေးမှုနှင့် သမိုင်း
ဖျော်ဖြေရေး
ပတ်ဝန်းကျင်
အစားအစာနှင့် အချိုရည်
ပြောင်းပြန်အင်ဂျင်နီယာပညာ
သိပ္ပံပညာများ
အားကစား
နည်းပညာ
ဝတ်ဆင်နိုင်သောပစ္စည်းများ

ဓာတုဗေဒ

ဘလူးပရင့် ၇၆၉ ခု ရရှိနိုင်သည် • အမျိုးအစားခွဲ ၂၂ ခု

ဘလူးပရင့်များ (၇၆၉)

Copper Sulphate: Copper Heated with Sulphur, Roasted to Sulphate and Leached (Thorpe)
အန္တရာယ်ရှိ

Copper Sulphate: Copper Heated with Sulphur, Roasted to Sulphate and Leached (Thorpe)

Charlie မှDE

ဓာတုဗေဒ

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Magnesium Oxide: Magnesium Burned in Air

Magnesium Oxide: Magnesium Burned in Air

Charlie မှDE

ဓာတုဗေဒ

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Copper Oxide: Copper Carbonate Heated to Dull Redness

Copper Oxide: Copper Carbonate Heated to Dull Redness

Charlie မှDE

ဓာတုဗေဒ

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၀
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Copper Oxide: Copper Sulphate Heated to Intense Redness
အန္တရာယ်ရှိ

Copper Oxide: Copper Sulphate Heated to Intense Redness

Charlie မှDE

ဓာတုဗေဒ

၁
၀
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Zinc Oxide (Pharmacy): Zinc Carbonate Precipitated with Hot Soda, Then Heated

Zinc Oxide (Pharmacy): Zinc Carbonate Precipitated with Hot Soda, Then Heated

Charlie မှDE

ဓာတုဗေဒ

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Zinc Oxide: Zinc Sulphate Heated with Carbon, 2 Hours at 650 °C
အန္တရာယ်ရှိ

Zinc Oxide: Zinc Sulphate Heated with Carbon, 2 Hours at 650 °C

Charlie မှDE

ဓာတုဗေဒ

၂
၀
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Diethyl Ether: Soubeiran's One-Operation Still with a Caustic Charcoal Purifier
အန္တရာယ်ရှိ

Diethyl Ether: Soubeiran's One-Operation Still with a Caustic Charcoal Purifier

Charlie မှDE

ဓာတုဗေဒ

၀
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Urea: Extracted from Urine with Alcohol, Precipitated as the Nitrate, Freed with Barium Carbonate
အန္တရာယ်ရှိ

Urea: Extracted from Urine with Alcohol, Precipitated as the Nitrate, Freed with Barium Carbonate

Charlie မှDE

ဓာတုဗေဒ

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Urea: Separated from Urine as the Oxalate, Freed with Chalk and Crystallised

Urea: Separated from Urine as the Oxalate, Freed with Chalk and Crystallised

Charlie မှDE

ဓာတုဗေဒ

၁
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Anhydrous Copper Chloride: Copper Heated in Excess Chlorine
အန္တရာယ်ရှိ

Anhydrous Copper Chloride: Copper Heated in Excess Chlorine

Charlie မှDE

ဓာတုဗေဒ

၁
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Ferrite Toroid Core: Copper-Zinc Ferrite Milled 200 Hours, Fired at 1050 °C (Snoek)

Ferrite Toroid Core: Copper-Zinc Ferrite Milled 200 Hours, Fired at 1050 °C (Snoek)

Charlie မှDE

ဓာတုဗေဒ

၁
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Ferrite Toroid Core: Magnesium-Zinc Ferrite (28 : 18 : 54) Fired at 1400 °C (Snoek)

Ferrite Toroid Core: Magnesium-Zinc Ferrite (28 : 18 : 54) Fired at 1400 °C (Snoek)

Charlie မှDE

ဓာတုဗေဒ

၁
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Ferrite Toroid Core: Nickel-Zinc Ferrite Fired at 1400 °C, Held at 930 °C (Snoek)
အန္တရာယ်ရှိ

Ferrite Toroid Core: Nickel-Zinc Ferrite Fired at 1400 °C, Held at 930 °C (Snoek)

Charlie မှDE

ဓာတုဗေဒ

၂
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Ferrite Toroid Core: Copper-Zinc Ferrite Fired at 1050 °C, Held at 600 °C in Oxygen (Snoek)

Ferrite Toroid Core: Copper-Zinc Ferrite Fired at 1050 °C, Held at 600 °C in Oxygen (Snoek)

Charlie မှDE

ဓာတုဗေဒ

၁
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Ferrite Toroid Core: Magnesium-Zinc Ferrite Fired at 1300 °C in Oxygen (Snoek)

Ferrite Toroid Core: Magnesium-Zinc Ferrite Fired at 1300 °C in Oxygen (Snoek)

Charlie မှDE

ဓာတုဗေဒ

၂
၀
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Ferrite Toroid Core: Magnesium-Zinc Ferrite Fired at 1400 °C in Oxygen (Snoek)

Ferrite Toroid Core: Magnesium-Zinc Ferrite Fired at 1400 °C in Oxygen (Snoek)

Charlie မှDE

ဓာတုဗေဒ

၁
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Ferric Oxide: Hydroxide Precipitated from Ferric Chloride with Ammonia, Then Heated

Ferric Oxide: Hydroxide Precipitated from Ferric Chloride with Ammonia, Then Heated

Charlie မှDE

ဓာတုဗေဒ

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Ferric Chloride Solution: Iron Dissolved in Hydrochloric Acid and Saturated with Chlorine
အန္တရာယ်ရှိ

Ferric Chloride Solution: Iron Dissolved in Hydrochloric Acid and Saturated with Chlorine

Charlie မှDE

ဓာတုဗေဒ

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Laminated Phenolic Paper Sheet: Bakelite-Coated Kraft Paper Hot-Pressed and Baked (O'Conor, Westinghouse 1918)
အန္တရာယ်ရှိ

Laminated Phenolic Paper Sheet: Bakelite-Coated Kraft Paper Hot-Pressed and Baked (O'Conor, Westinghouse 1918)

Charlie မှDE

ဓာတုဗေဒ

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Liquid Bakelite: Phenol and Formalin Heated Together, the Oily Layer Kept (Baekeland 1909)
အန္တရာယ်ရှိ

Liquid Bakelite: Phenol and Formalin Heated Together, the Oily Layer Kept (Baekeland 1909)

Charlie မှDE

ဓာတုဗေဒ

၁
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Ferrite Toroid Core: Nickel-Zinc Ferrite Sintered at 1300 °C in Oxygen (Snoek)
အန္တရာယ်ရှိ

Ferrite Toroid Core: Nickel-Zinc Ferrite Sintered at 1300 °C in Oxygen (Snoek)

Charlie မှDE

ဓာတုဗေဒ

၃
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Ferrous Oxalate: Precipitated from Ferrous Sulphate with Oxalic Acid

Ferrous Oxalate: Precipitated from Ferrous Sulphate with Oxalic Acid

Charlie မှDE

ဓာတုဗေဒ

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Nickel Monoxide: Nickel Hydroxide Precipitated with Alkali and Strongly Heated
အန္တရာယ်ရှိ

Nickel Monoxide: Nickel Hydroxide Precipitated with Alkali and Strongly Heated

Charlie မှDE

ဓာတုဗေဒ

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Acrylic Mirror Sheet: Silver Sprayed on Acrylic Treated with Tannin in Water and Acetic acid

Acrylic Mirror Sheet: Silver Sprayed on Acrylic Treated with Tannin in Water and Acetic acid

Charlie မှDE

ဓာတုဗေဒ

၁
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769 ထဲမှ 24 ကို ပြသနေသည်