Items requested for class quests. Going to skip 1-15 for DoH because iirc those are all without exception buyable mats from the guild supplier and/or NPCs in the town's vendor alley.
Carpenter
Spoiler: show20: Iron Lance (with 1 materia)
25: Walnut Lumber (HQ)
30: Walnut Cane (HQ)
35: Oak Longbow (HQ)
40: Oak Composite Bow (HQ)
45: Cobalt Halberd, Jade Crook, Yew Longbow (all HQ)
50: Rosewood Lumber (HQ), Crab Bow (HQ, materia: Savage Aim III)
Blacksmith
Spoiler: show20: Iron Cross-pein Hammer (with 1 materia)
25: Steel Ingot (HQ)
30: Plumed Iron Hatchet (HQ)
35: Steel Bhuj (HQ)
40: Wrapped Crowsbeak Hammer (HQ)
45: Cobalt Knuckles, Buccaneer Bardiche, Cobalt Samshir (all HQ)
50: Cobalt Winglet (HQ, materia: Savage Might III)
Armorer
Spoiler: show20: Iron Hoplon (with 1 materia)
25: Steel Ingot (HQ)
30: Steel Chainmail (HQ)
35: Steel Frypan (HQ)
40: Mythril Cuirass (HQ)
45: Mythril-plated Caligae, Reinforced Mythril Elmo, Mythril Sollerets (all HQ)
50: Cobalt Haubergeon (HQ, materia: Heavens Eye III)
Goldsmith
Spoiler: show20: Staghorn Staff (with 1 materia)
25: Silver Ingot (HQ)
30: Malachite Earrings (HQ)
35: Fire Brand (HQ)
40: Horn Staff (HQ)
45: Electrum Circlet (Zircon/Amber/Spinel) (all HQ)
50: Black Pearl Ring (HQ, materia: Piety III)
Leatherworker
Spoiler: show20: Goatskin Leggings (with 1 materia)
25: Toad Leather (HQ)
30: Toadskin Jacket (HQ)
35: Boarskin Ringbands (HQ)
40: Boarskin Smithy's Gloves (HQ)
45: Fingerless Raptorskin Gloves, Raptorskin Targe, Raptorskin Choker (all HQ)
50: Raptorskin Jerkin (HQ, materia: Gatherer's Grasp III)
Weaver
Spoiler: show20: Cotton Acton (with 1 materia)
25: Undyed Velveteen (HQ)
30: Velveteen Gaiters (HQ)
35: Linen Shirt (HQ)
40: Woolen Tights (HQ)
45: Woolen Beret, Woolen Gown, Woolen Gaskins (HQ)
50: Patrician's Bottoms, Patrician's Coatee, Patrician's Wedge Cap (all HQ)
Alchemist
Spoiler: show20: Engraved Hard Leather Grimoire (with 1 materia)
25: Natron (HQ)
30: Weak Blinding Potion (HQ, 3x)
35: Hi-Ether (HQ)
40: Hi-Potion of Strength (HQ, 3x)
45: Mega-Potion of Intelligence/Mind/Vitality (all HQ)
50: Budding Rosewood Wand (HQ, materia: Quicktongue III)
*Note: the quest dialogue and journal say MND III but this is incorrect
Culinarian
Spoiler: show20: Dried Plums
25: Aldgoat Steak (HQ)
30: Smoked Raptor (HQ)
35: Ratatouille (HQ)
40: Blood Currant Tart, Pastry Fish, Chamomile Tea (all HQ)
45: Dzemael Gratin (HQ)
50: Eft Steak, Beef Stew, Trapper's Quiche, Crowned Pie (all HQ)
Miner
Spoiler: show1: Copper Ore (x10)
5: Bone Chip (x50)
10: Obsidian (x99)
15: Cinnabar (HQ, x10)
20: Grade 1 Carbonized Matter (x99)
25: Effervescent Water (HQ, x15)
30: Wyvern Obsidian (HQ, x15)
35: Raw Amethyst (HQ, x20)
40: Jade (HQ, x20)
45: Electrum Ore (HQ, x20)
50: Darksteel Ore (x3)
Botanist
Spoiler: show1: Latex (x10)
5: Maple Sap (x50)
10: Crow Feather (x99)
15: Marjoram (HQ, x10)
20: Grade 1 Carbonized Matter (x99)
25: Chamomile (HQ, x15)
30: Alligator Pears (HQ, x15)
35: Laurel (HQ, x20)
40: Ramhorn Zucchini (HQ, x20)
45: Mistletoe (HQ, x20)
50: Spruce Log (x3)
Fisher
Spoiler: show**NOTE: If you are asked to use bait that was not given to you by a previous quest, you can generally buy it at the aether camp closest to the fishing ground
1: Lominsan Anchovy (x5)
*Just outside on the docks
5: Harbor Herring (x3)
*Same location as above
10: Princess Trout
*Basically any river in Middle La Noscea
15: Navigator's Dagger (x5)
*Brewer's Beacon is marked on the map
20: Warmwater Trout (x5)
*Remember Oakwood is the west half of Upper La Noscea
25: Shadow Catfish
*Catch a HQ Striped Goby then Mooch it to catch the catfish
30: Fullmoon Sardine (x10)
*Fish from within Costa del Sol, at night
35: Desert Catfish
*Dunefish at east part of desert; the fishing zone is called Sagolii Dunes as opposed to Sagolii Desert.
40: Raincaller (x5)
*In Gridania while raining
45: Cloud Cutter (x5)
*Skyfish near Whitebrim
50: Mazlaya Marlin
*Double Mooch, North Bloodshore