| Operation | Corrsive Acid/Base | Solvent | Gas RF-Plasma | Rinse/Other | Location | 
| 1.a. Lead clean b. Rinse after all operations | Acetone or IPA, Ultrasonic optional | Or DI water, Ultrasonic optional | Wet sink | ||
| 2.a. Plastic Package Decap | Sulphuric, Hot, 270 C | Jet etcher | |||
| b. Plastic Package Decap | Nitric, Fuming, 50 C-80 C | Wet sink | |||
| c. Plastic Package Decap | O2/AR (days) | Plasma etcher | |||
| 3.  Cerdip Decap (Boe pkg-Mil) | By product BeO dust | Mech | |||
| 4.  Topside Passivation Clean | PAD etch or BOE: 15-30 Sec | or Acetone or IPA, Ultrasonic | or O2/AR (minutes) | or DI Water, Ultrasonic | Wet sink | 
| 5. a. Topside Passivation Strip: VAPOX | CF4/O2 + O2 0.65 tor, 7-10 min | Plasma etcher | |||
| 5. b. Nitride | CF4/O2 + O2 0.65 tor, 7-10 min | Plasma etcher | |||
| 5. c. Finish Passivation Strip if incomplete | PAD etch or BOE: 15-30 Sec | Wet sink | |||
| 6.  Die Hot spot Analysis | Liquid Crystal Analysis | Electrical | |||
| 7.  Top Layer Metal Strip | CME, hot, 70 C approx. 2-6 min | Wet sink | |||
| 8.  Intermetal Dieelectric (IMD) strip | PAD etch or BOE: approx: 5-8 min | Wet sink | |||
| 9. Bottom Layer Metal | CME, hot, 70 C approx. 2-6 min. | Wet sink | |||
| 10. Strip to Silicon All metal Levels | Caro's Acid ("Piranna etch") H2So4/H2O2 | Wet sink | |||
| 11.a. Stain 111 Silicon defects | Sirtl Etch CrO3 (50%), + HF , 1:1 (no storage) 3-5 min. | Wet sink | |||
| 11. b. Stain 100      Silicon defects | Secco Etch K2Cr2O7 (4.4%), + HF , 1:2 (no storage) 8 - 10 min. | Wet sink | |||
| 11. c. Stain 111-100 Silicon defects | Wright Etch CuNo3(3.3%):2 + CrO3(50%):1 + DI:3 + Nitric:2 + Acetic:2 ( 6. mos. stor. , 10-15m. | Wet sink | |||
| 12. Polysilicon Removal: (decreate poly gate) a. Top metal b. LTOs:IM & Metal-Poly c. BOT'M METL d. poly |  a. CME, 70 C
 | Wet sink | |||
| 13. Junction (N+, P+) | DASH etch HF(1%) + NO2H(10%) CH3CooH) 10% | Wet sink | |||
| 14. Other metals | Click here | ||||
| 15. Other oxide | Click here | ||||
| 16. Silicon level | Click here | ||||
| 17. Cross section techniques | Click here | ||||
| 18. Gas | Click here |