▲★●□▲〇▽〇◆▽●▲▼▲◇□★★▽◆ Instant purchase OK ♪ Ships within 24 hours. [Brand New][Ships Today] ◆ Litmus paper 160 sheets (Stick type, 80 sheets per pack) x 2 sets, with color chart ★ You can easily check the pH value ★ ・ For children's science projects and experiments ・ For aquarium management of tropical fish and aquatic plants, and water quality testing ・ For managing the health of your family, yourself, and your pets ・ For pH checks of cosmetics ・ For soil testing of agricultural products ★ The shelf life is 3 years from the date of manufacture printed on the back. Easy to use in 3 STEPs! 1. Drop 1 drop of liquid onto the test paper. You can also dip it in for 1 second! 2. Color change within 1-5 seconds. 3. Compare the discolored test paper with the color chart. You can easily measure the pH value ♪ Measures from pH 1 to 14! 1-3 Strong acid 4-6 Acid 7 Neutral 8-11 Alkaline 12-14 Strong alkaline ☆★☆★☆★☆★☆★☆★☆ Ships via mini letter. Due to the low price, please understand that the packaging is simple. It will be handled as regular mail, so it will take about 3-7 days depending on the region. If you are in a hurry, we will change to the safe and fast [Yu-Yu Mercari Mail] for an additional 130 yen. Please comment. If you need multiple items, please comment and we will accommodate you. 〈Notes〉 ※ This product is made overseas. Compared to Japanese products, there may be some imperfections in the manufacturing and size errors. ※ We try to include photos that are as close to the actual color as possible, but the color may look slightly different depending on the environment of your smartphone, PC, tablet, etc. ※ To keep the price down, we will ship with simple packaging. ※ Please refrain from price negotiations. 16102025