Answer. For security reasons, certain restrictions have been introduced to limit the amount of liquids, aerosols and gels (LAG) that passengers may include in their cabin baggage on international flights. LAG items such as drinks, creams, perfumes, sprays, gels and toothpaste must be in containers that have a maximum capacity of 100 ml/mg. 100 ml: Large Standard Size: Best choice for signature scent: 3.4 oz: 100 ml: Large Standard Size: Often found in perfume stores: 4.2 oz: 125 ml: Extra Large Size: For those who wear perfume daily: 5.0 oz: 150 ml: Collector’s Size: Limited editions, special occasions: 6.7 oz: 200 ml: Biggest Bottle: Ideal for those who love a specific scent Some days 2 sprays, some days 4, sometimes a top up for the evening might mean 8. The tricky bit is how many spray in 1ml. It really does depend on the spray pump. I'd guess I must use more than 100ml a year, but less than 200ml. And I currently own around 4000ml, so I've got well over 20 years worth! This means that if you’ve a 100ML bottle of aftershave, you’ll get approximately 1000 sprays out of it. However, it’s important to note that this number may vary depending on the type of spray nozzle that your bottle has. Some nozzles may produce a finer mist, while others may produce a more concentrated stream of product. This means that a 3.4 oz (100 ml) perfume bottle usually lasts 800-1200 sprays. To determine how much perfume you’ll need, multiply 0.1 by how many times you spray each day and the number of days (0.1 x sprays per day x total days). So if you spray 5 times per day on average and you’ll be on the vacation for two weeks, you’ll use roughly How many sprays is 2ml perfume? As a general rule of thumb, 1 ml (0.33 fl oz) of perfume is about 9-12 sprays based on how generous the atomizer. A 50 ml (1.69 fl oz) bottle can have anywhere from 450 to 600 sprays, and a 100 ml (3.38 fl oz) bottle has 900 to 1,200 sprays. Csdtylh Mini Spray Bottles 70PCS 10ML Clear Glass Perfume Bottles Refillable Fine Mist Spray Bottles Empty Fragrance Sample Spray Containers Cosmetics Atomizer for Cleaning,Travel,Essential Oils Elfenstal- 25pcs Clear 5ml 1/6oz Glass Atomizer bottle Spray Refillable Perfume Empty Bottle Glass Clean Cloth for Travel Party Must Makeup Tool The standard perfume size is around 3.4 fl oz which is around 100 ml. This is because 100 ml is considered the ideal size for those who have a signature perfume that they regularly buy. However, for those who have never tried a specific type of perfume before and don’t want to commit to a larger bottle, a 1 oz or 30 ml bottle is the best choice. CzjvhiJ.