味甘凉。入手足太阴少阴阳明经。功专利窍行湿热。治诸般淋沥。月水淋浊。赤白
带下。肠风痔 。眼目瘴翳。或煮汁。或磨汁。为末水飞亦可。
味咸寒。入足厥阴经。功专治青盲目翳。得羚羊角决明治 肉攀睛。若喉痹肿痛。
以石蟹磨汁饮。并涂喉外。醋磨敷痈肿。
味咸甘辛寒。入手足少阴太阴阳明经。功专润下软坚。笑不休症。盐炒赤煎沸饮之
即止。体如虫行。痒不可当。煎浴良。洗目去风。凡痰嗽哮证血病消渴及水胀俱大忌。
味咸寒。入手足少阴太阴阳明经。功专助水藏。益精气。得杜仲补骨脂补肝阳。得
川椒明目。一名青盐。
味辛咸大寒。入手足少阴太阴阳明经。功专治时气热盛。口渴水肿。亦各寒水石
。古方所用寒水石。是凝水石。唐宋诸方用寒水石即石膏。
味咸寒而降。入手足太阴阳明经。功专治上盛下虚。救阴助阳。有扶危拯逆之功
。正阳丹用治伤寒壮热。来复丹用治伏暑热泻。
味苦咸性降。入手足太阴阳明经。功专逐腑积聚。得大黄直入大肠。涤垢通经堕胎
。芒硝经炼稍缓。能柔五金化七十二石为水。生于卤地刮取煎炼在底者为朴硝。在上者为芒
硝。有牙者为马牙硝。置风日中消尽水气。轻白如粉为风化硝。大黄为使。
味甘，性凉。归入手经和足经的太阴、少阴、阳明经。功效专于通利窍道，行散湿热。治疗各种淋证（小便频数短涩、滴沥刺痛）、月经淋漓不尽及带下浑浊、赤白带下、肠风痔漏、眼目障翳。可以煮取汁液，或磨取汁液，研为细末用水飞法处理亦可。
味咸，性寒。归入足厥阴经。功效专于治疗青盲（视力减退或失明）及目生翳膜。若配合羚羊角、决明子使用，可治疗肉攀睛（翼状胬肉）。若是喉痹肿痛，用石蟹磨汁饮用，并涂抹于喉外。用醋磨敷治疗痈肿。
味咸、甘、辛，性寒。归入手经和足经的少阴、太阴、阳明经。功效专于润下软坚。对于笑不休症，将盐炒红煎沸后饮之，症状即刻停止。对于身体如虫行感、瘙痒难忍的症状，煎汤洗浴效果良好。洗目可去风邪。凡是痰嗽、哮喘、血病、消渴以及水胀病症，均严格禁忌。
味咸，性寒。归入手经和足经的少阴、太阴、阳明经。功效专于助益肾藏（肾脏），补益精气。若配合杜仲、补骨脂使用，可补肝阳。若配合川椒使用，可明目。又名青盐。
味辛、咸，性大寒。归入手经和足经的少阴、太阴、阳明经。功效专于治疗时气热盛、口渴、水肿。也泛指各类寒水石。古方中所用的寒水石，是指凝水石。唐宋时期的各方剂中使用的寒水石即指石膏。
味咸，性寒且沉降。归入手经和足经的太阴、阳明经。功效专于治疗上盛下虚之证，救阴助阳，具有扶危拯逆的功效。正阳丹用于治疗伤寒壮热。来复丹用于治疗伏暑引起的热泻。
味苦、咸，性降。归入手经和足经的太阴、阳明经。功效专于驱逐腑脏积聚。若配合大黄使用，可直入大肠，涤荡污垢，通经堕胎。芒硝经过炼制后药性稍缓。能软化五金，使七十二种石头化为水。生于盐碱之地，刮取后煎炼，沉淀在底部的称为朴硝，在上部的称为芒硝。有棱角的称为马牙硝。置于风吹日晒中消尽水分，轻白如粉的称为风化硝。以大黄为使药。
Sweet in taste, cool in nature. Enters the Taiyin, Shaoyin, and Yangming meridians of both the hand and foot. Its function is specifically to unblock orifices and circulate damp-heat. It treats various types of strangury (dysuria with frequency, urgency, and pain), menstrual dripping and turbidity, red and white leukorrhea, intestinal wind and hemorrhoids, and eye opacities. It can be boiled for decoction, ground for juice, or processed into powder using the water-flotation method.
Salty in taste, cold in nature. Enters the Foot Jueyin meridian. Its function is specifically to treat blindness (Qingmang) and eye opacities. When combined with Antelope Horn (Lingyangjiao) and Cassia Seed (Juemingzi), it treats pterygium (Rou Pan Jing). For pharyngolaryngeal obstruction (Houbi) with swelling and pain, grind Stone Crab (Shixie) for juice to drink, and apply externally to the throat. Grind with vinegar and apply topically to treat carbuncles and swellings.
Salty, sweet, and acrid in taste, cold in nature. Enters the Shaoyin, Taiyin, and Yangming meridians of both the hand and foot. Its function is specifically to moisten downward, soften hardness. For the syndrome of incessant laughter, stir-fry salt until red, boil, and drink; the symptom stops immediately. For the sensation of insects crawling on the body and unbearable itching, a decoction bath is effective. Washing the eyes expels wind. It is strictly contraindicated for phlegm-cough, asthma, blood diseases, Xiao Ke (wasting-thirst), and water distension.
Salty in taste, cold in nature. Enters the Shaoyin, Taiyin, and Yangming meridians of both the hand and foot. Its function is specifically to assist the Kidney Zang, benefit essence and qi. When combined with Eucommia Bark (Duzhong) and Psoralea Fruit (Buguzhi), it tonifies Liver Yang. When combined with Sichuan Pepper (Chuanjiao), it brightens the eyes. Also known as Green Salt (Qingyan).
Acrid and salty in taste, extremely cold in nature. Enters the Shaoyin, Taiyin, and Yangming meridians of both the hand and foot. Its function is specifically to treat epidemic heat excess, thirst, and edema. It also refers generally to Cold Water Stone (Han Shui Shi). The Han Shui Shi used in ancient prescriptions is Ning Shui Shi. In Song and Tang dynasty prescriptions, Han Shui Shi refers to Gypsum Fibrosum (Shigao).
Salty in taste, cold and descending. Enters the Taiyin and Yangming meridians of both the hand and foot. Its function is specifically to treat upper excess and lower deficiency, rescue Yin and assist Yang, possessing the merit of supporting the critical and rescuing from reversal. Zhengyang Dan treats high fever due to Cold Damage (Shanghan). Laifu Dan treats hot diarrhea due to latent summerheat.
Bitter and salty in taste, descending in nature. Enters the Taiyin and Yangming meridians of both the hand and foot. Its function is specifically to purge accumulations and masses in the Fu organs. When combined with Rhubarb (Dahuang), it directly enters the Large Intestine, purges filth, unblocks meridians, and induces abortion. Mirabilite (Mangxiao) after refining has a slightly milder action. It can soften metals and dissolve seventy-two kinds of stones into water. Produced in saline lands, scraped and refined; the sediment at the bottom is called Thenardite (Puxiao), while the upper part is Mangxiao. Those with teeth are called Horse Tooth Mangxiao. Placed in wind and sun to eliminate moisture, becoming light and white like powder, it is called Weathered Mirabilite (Fenghua Xiao). Rhubarb serves as the guiding herb.
Bitter and acrid in taste, ascending in nature. Enters the Hand Taiyin meridian. Its function is specifically to break accumulations and dissipate hardness. When combined with Bombyx Batryticatus (Jiangcan) and Bingpeng San blown into the throat, it treats pharyngolaryngeal obstruction (Houbi).